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Finding the Fourth Proportional to 510,425.68, 765,799.43 and 240,542.92

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Solution

The fourth proportional to 510,425.68, 765,799.43 and 240,542.92 is: 360,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,425.68 : 765,799.43 = 240,542.92 : x
  2. Step 2: Convert to fraction form
    510,425.68/765,799.43 = 240,542.92/x
  3. Step 3: Cross multiply
    510,425.68x = 765,799.43 × 240,542.92
  4. Step 4: Simplify right side
    510,425.68x = 184,207,631,026.54
  5. Step 5: Solve for x
    x = 184,207,631,026.54/510,425.68
  6. Step 6: Final answer
    x = 360,890.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.