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Finding the Fourth Proportional to 472,601.20, 708,901.80 and 466,380.40

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Solution

The fourth proportional to 472,601.20, 708,901.80 and 466,380.40 is: 699,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,601.20 : 708,901.80 = 466,380.40 : x
  2. Step 2: Convert to fraction form
    472,601.20/708,901.80 = 466,380.40/x
  3. Step 3: Cross multiply
    472,601.20x = 708,901.80 × 466,380.40
  4. Step 4: Simplify right side
    472,601.20x = 330,617,905,044.72
  5. Step 5: Solve for x
    x = 330,617,905,044.72/472,601.20
  6. Step 6: Final answer
    x = 699,570.60

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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.