Home / 669,947.30-1,004,046.15-482,740.10

Finding the Fourth Proportional to 669,947.30, 1,004,046.15 and 482,740.10

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Solution

The fourth proportional to 669,947.30, 1,004,046.15 and 482,740.10 is: 723,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,947.30 : 1,004,046.15 = 482,740.10 : x
  2. Step 2: Convert to fraction form
    669,947.30/1,004,046.15 = 482,740.10/x
  3. Step 3: Cross multiply
    669,947.30x = 1,004,046.15 × 482,740.10
  4. Step 4: Simplify right side
    669,947.30x = 484,693,338,855.62
  5. Step 5: Solve for x
    x = 484,693,338,855.62/669,947.30
  6. Step 6: Final answer
    x = 723,479.80

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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.