Home / 529,164.02-729,966.38-335,229.60

Finding the Fourth Proportional to 529,164.02, 729,966.38 and 335,229.60

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Solution

The fourth proportional to 529,164.02, 729,966.38 and 335,229.60 is: 462,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,164.02 : 729,966.38 = 335,229.60 : x
  2. Step 2: Convert to fraction form
    529,164.02/729,966.38 = 335,229.60/x
  3. Step 3: Cross multiply
    529,164.02x = 729,966.38 × 335,229.60
  4. Step 4: Simplify right side
    529,164.02x = 244,706,337,580.85
  5. Step 5: Solve for x
    x = 244,706,337,580.85/529,164.02
  6. Step 6: Final answer
    x = 462,439.49

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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.