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Finding the Fourth Proportional to 528,782.14, 729,449.04 and 337,594.60

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Solution

The fourth proportional to 528,782.14, 729,449.04 and 337,594.60 is: 465,707.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,782.14 : 729,449.04 = 337,594.60 : x
  2. Step 2: Convert to fraction form
    528,782.14/729,449.04 = 337,594.60/x
  3. Step 3: Cross multiply
    528,782.14x = 729,449.04 × 337,594.60
  4. Step 4: Simplify right side
    528,782.14x = 246,258,056,879.18
  5. Step 5: Solve for x
    x = 246,258,056,879.18/528,782.14
  6. Step 6: Final answer
    x = 465,707.97

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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.