Home / 676,204.10-933,120.23-370,284.11

Finding the Fourth Proportional to 676,204.10, 933,120.23 and 370,284.11

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Solution

The fourth proportional to 676,204.10, 933,120.23 and 370,284.11 is: 510,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,204.10 : 933,120.23 = 370,284.11 : x
  2. Step 2: Convert to fraction form
    676,204.10/933,120.23 = 370,284.11/x
  3. Step 3: Cross multiply
    676,204.10x = 933,120.23 × 370,284.11
  4. Step 4: Simplify right side
    676,204.10x = 345,519,587,371.52
  5. Step 5: Solve for x
    x = 345,519,587,371.52/676,204.10
  6. Step 6: Final answer
    x = 510,969.38

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Double scale
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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.