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Finding the Fourth Proportional to 510,593.16, 765,535.06 and 226,128.69

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Solution

The fourth proportional to 510,593.16, 765,535.06 and 226,128.69 is: 339,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,593.16 : 765,535.06 = 226,128.69 : x
  2. Step 2: Convert to fraction form
    510,593.16/765,535.06 = 226,128.69/x
  3. Step 3: Cross multiply
    510,593.16x = 765,535.06 × 226,128.69
  4. Step 4: Simplify right side
    510,593.16x = 173,109,440,266.87
  5. Step 5: Solve for x
    x = 173,109,440,266.87/510,593.16
  6. Step 6: Final answer
    x = 339,035.96

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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.