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Finding the Fourth Proportional to 510,273.28, 765,028.64 and 352,050.24

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Solution

The fourth proportional to 510,273.28, 765,028.64 and 352,050.24 is: 527,812.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,273.28 : 765,028.64 = 352,050.24 : x
  2. Step 2: Convert to fraction form
    510,273.28/765,028.64 = 352,050.24/x
  3. Step 3: Cross multiply
    510,273.28x = 765,028.64 × 352,050.24
  4. Step 4: Simplify right side
    510,273.28x = 269,328,516,318.87
  5. Step 5: Solve for x
    x = 269,328,516,318.87/510,273.28
  6. Step 6: Final answer
    x = 527,812.31

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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.