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Finding the Fourth Proportional to 510,775.38, 704,550.51 and 367,308.18

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Solution

The fourth proportional to 510,775.38, 704,550.51 and 367,308.18 is: 506,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,775.38 : 704,550.51 = 367,308.18 : x
  2. Step 2: Convert to fraction form
    510,775.38/704,550.51 = 367,308.18/x
  3. Step 3: Cross multiply
    510,775.38x = 704,550.51 × 367,308.18
  4. Step 4: Simplify right side
    510,775.38x = 258,787,165,546.17
  5. Step 5: Solve for x
    x = 258,787,165,546.17/510,775.38
  6. Step 6: Final answer
    x = 506,655.52

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Half scale
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Double scale
Find fourth proportional to 510,776.38, 704,551.89 and 367,309.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.