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Finding the Fourth Proportional to 392,292.66, 588,666.02 and 164,567.88

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Solution

The fourth proportional to 392,292.66, 588,666.02 and 164,567.88 is: 246,947.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,292.66 : 588,666.02 = 164,567.88 : x
  2. Step 2: Convert to fraction form
    392,292.66/588,666.02 = 164,567.88/x
  3. Step 3: Cross multiply
    392,292.66x = 588,666.02 × 164,567.88
  4. Step 4: Simplify right side
    392,292.66x = 96,875,518,116.60
  5. Step 5: Solve for x
    x = 96,875,518,116.60/392,292.66
  6. Step 6: Final answer
    x = 246,947.06

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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.