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Finding the Fourth Proportional to 529,131.48, 730,053.18 and 502,537.56

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Solution

The fourth proportional to 529,131.48, 730,053.18 and 502,537.56 is: 693,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,131.48 : 730,053.18 = 502,537.56 : x
  2. Step 2: Convert to fraction form
    529,131.48/730,053.18 = 502,537.56/x
  3. Step 3: Cross multiply
    529,131.48x = 730,053.18 × 502,537.56
  4. Step 4: Simplify right side
    529,131.48x = 366,879,143,747.44
  5. Step 5: Solve for x
    x = 366,879,143,747.44/529,131.48
  6. Step 6: Final answer
    x = 693,361.02

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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.