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Finding the Fourth Proportional to 529,024.72, 729,783 and 337,836.64

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Solution

The fourth proportional to 529,024.72, 729,783 and 337,836.64 is: 466,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,024.72 : 729,783 = 337,836.64 : x
  2. Step 2: Convert to fraction form
    529,024.72/729,783 = 337,836.64/x
  3. Step 3: Cross multiply
    529,024.72x = 729,783 × 337,836.64
  4. Step 4: Simplify right side
    529,024.72x = 246,547,436,649.12
  5. Step 5: Solve for x
    x = 246,547,436,649.12/529,024.72
  6. Step 6: Final answer
    x = 466,041.43

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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.