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Finding the Fourth Proportional to 576,002.70, 862,448.85 and 576,002.70

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Solution

The fourth proportional to 576,002.70, 862,448.85 and 576,002.70 is: 862,448.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,002.70 : 862,448.85 = 576,002.70 : x
  2. Step 2: Convert to fraction form
    576,002.70/862,448.85 = 576,002.70/x
  3. Step 3: Cross multiply
    576,002.70x = 862,448.85 × 576,002.70
  4. Step 4: Simplify right side
    576,002.70x = 496,772,866,211.90
  5. Step 5: Solve for x
    x = 496,772,866,211.90/576,002.70
  6. Step 6: Final answer
    x = 862,448.85

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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.