Home / 472,623.18-708,931.13-117,634.82

Finding the Fourth Proportional to 472,623.18, 708,931.13 and 117,634.82

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Solution

The fourth proportional to 472,623.18, 708,931.13 and 117,634.82 is: 176,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,623.18 : 708,931.13 = 117,634.82 : x
  2. Step 2: Convert to fraction form
    472,623.18/708,931.13 = 117,634.82/x
  3. Step 3: Cross multiply
    472,623.18x = 708,931.13 × 117,634.82
  4. Step 4: Simplify right side
    472,623.18x = 83,394,981,737.12
  5. Step 5: Solve for x
    x = 83,394,981,737.12/472,623.18
  6. Step 6: Final answer
    x = 176,451.32

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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.