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Finding the Fourth Proportional to 466,857.84, 700,228.32 and 129,923.76

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Solution

The fourth proportional to 466,857.84, 700,228.32 and 129,923.76 is: 194,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,857.84 : 700,228.32 = 129,923.76 : x
  2. Step 2: Convert to fraction form
    466,857.84/700,228.32 = 129,923.76/x
  3. Step 3: Cross multiply
    466,857.84x = 700,228.32 × 129,923.76
  4. Step 4: Simplify right side
    466,857.84x = 90,976,296,192.88
  5. Step 5: Solve for x
    x = 90,976,296,192.88/466,857.84
  6. Step 6: Final answer
    x = 194,869.38

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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.