Home / 966,710.20-1,447,856.56-461,624.98

Finding the Fourth Proportional to 966,710.20, 1,447,856.56 and 461,624.98

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Solution

The fourth proportional to 966,710.20, 1,447,856.56 and 461,624.98 is: 691,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,710.20 : 1,447,856.56 = 461,624.98 : x
  2. Step 2: Convert to fraction form
    966,710.20/1,447,856.56 = 461,624.98/x
  3. Step 3: Cross multiply
    966,710.20x = 1,447,856.56 × 461,624.98
  4. Step 4: Simplify right side
    966,710.20x = 668,366,755,552.87
  5. Step 5: Solve for x
    x = 668,366,755,552.87/966,710.20
  6. Step 6: Final answer
    x = 691,382.75

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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.