Home / 591,411.20-887,116.80-164,946.20

Finding the Fourth Proportional to 591,411.20, 887,116.80 and 164,946.20

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Solution

The fourth proportional to 591,411.20, 887,116.80 and 164,946.20 is: 247,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,411.20 : 887,116.80 = 164,946.20 : x
  2. Step 2: Convert to fraction form
    591,411.20/887,116.80 = 164,946.20/x
  3. Step 3: Cross multiply
    591,411.20x = 887,116.80 × 164,946.20
  4. Step 4: Simplify right side
    591,411.20x = 146,326,545,116.16
  5. Step 5: Solve for x
    x = 146,326,545,116.16/591,411.20
  6. Step 6: Final answer
    x = 247,419.30

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Double scale
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Similar ratio
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1.5x scale

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.