Home / 438,966.16-658,444.44-106,542.16

Finding the Fourth Proportional to 438,966.16, 658,444.44 and 106,542.16

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Solution

The fourth proportional to 438,966.16, 658,444.44 and 106,542.16 is: 159,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,966.16 : 658,444.44 = 106,542.16 : x
  2. Step 2: Convert to fraction form
    438,966.16/658,444.44 = 106,542.16/x
  3. Step 3: Cross multiply
    438,966.16x = 658,444.44 × 106,542.16
  4. Step 4: Simplify right side
    438,966.16x = 70,152,092,877.59
  5. Step 5: Solve for x
    x = 70,152,092,877.59/438,966.16
  6. Step 6: Final answer
    x = 159,812.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.