Home / 475,834.59-656,670.15-260,983.71

Finding the Fourth Proportional to 475,834.59, 656,670.15 and 260,983.71

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Solution

The fourth proportional to 475,834.59, 656,670.15 and 260,983.71 is: 360,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,834.59 : 656,670.15 = 260,983.71 : x
  2. Step 2: Convert to fraction form
    475,834.59/656,670.15 = 260,983.71/x
  3. Step 3: Cross multiply
    475,834.59x = 656,670.15 × 260,983.71
  4. Step 4: Simplify right side
    475,834.59x = 171,380,211,993.26
  5. Step 5: Solve for x
    x = 171,380,211,993.26/475,834.59
  6. Step 6: Final answer
    x = 360,167.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.