Home / 887,849.57-1,225,230.81-479,951.66

Finding the Fourth Proportional to 887,849.57, 1,225,230.81 and 479,951.66

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Solution

The fourth proportional to 887,849.57, 1,225,230.81 and 479,951.66 is: 662,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,849.57 : 1,225,230.81 = 479,951.66 : x
  2. Step 2: Convert to fraction form
    887,849.57/1,225,230.81 = 479,951.66/x
  3. Step 3: Cross multiply
    887,849.57x = 1,225,230.81 × 479,951.66
  4. Step 4: Simplify right side
    887,849.57x = 588,051,562,405.90
  5. Step 5: Solve for x
    x = 588,051,562,405.90/887,849.57
  6. Step 6: Final answer
    x = 662,332.43

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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.