Home / 870,117.60-1,304,787.60-337,461.60

Finding the Fourth Proportional to 870,117.60, 1,304,787.60 and 337,461.60

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Solution

The fourth proportional to 870,117.60, 1,304,787.60 and 337,461.60 is: 506,041.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,117.60 : 1,304,787.60 = 337,461.60 : x
  2. Step 2: Convert to fraction form
    870,117.60/1,304,787.60 = 337,461.60/x
  3. Step 3: Cross multiply
    870,117.60x = 1,304,787.60 × 337,461.60
  4. Step 4: Simplify right side
    870,117.60x = 440,315,711,156.16
  5. Step 5: Solve for x
    x = 440,315,711,156.16/870,117.60
  6. Step 6: Final answer
    x = 506,041.61

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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.