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Finding the Fourth Proportional to 528,494.22, 729,017.01 and 337,292.10

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Solution

The fourth proportional to 528,494.22, 729,017.01 and 337,292.10 is: 465,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,494.22 : 729,017.01 = 337,292.10 : x
  2. Step 2: Convert to fraction form
    528,494.22/729,017.01 = 337,292.10/x
  3. Step 3: Cross multiply
    528,494.22x = 729,017.01 × 337,292.10
  4. Step 4: Simplify right side
    528,494.22x = 245,891,678,238.62
  5. Step 5: Solve for x
    x = 245,891,678,238.62/528,494.22
  6. Step 6: Final answer
    x = 465,268.43

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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.