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Finding the Fourth Proportional to 528,773.64, 729,437.31 and 337,586.10

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Solution

The fourth proportional to 528,773.64, 729,437.31 and 337,586.10 is: 465,696.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,773.64 : 729,437.31 = 337,586.10 : x
  2. Step 2: Convert to fraction form
    528,773.64/729,437.31 = 337,586.10/x
  3. Step 3: Cross multiply
    528,773.64x = 729,437.31 × 337,586.10
  4. Step 4: Simplify right side
    528,773.64x = 246,247,896,677.39
  5. Step 5: Solve for x
    x = 246,247,896,677.39/528,773.64
  6. Step 6: Final answer
    x = 465,696.24

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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.