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Finding the Fourth Proportional to 466,860.84, 700,232.90 and 129,926.76

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Solution

The fourth proportional to 466,860.84, 700,232.90 and 129,926.76 is: 194,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,860.84 : 700,232.90 = 129,926.76 : x
  2. Step 2: Convert to fraction form
    466,860.84/700,232.90 = 129,926.76/x
  3. Step 3: Cross multiply
    466,860.84x = 700,232.90 × 129,926.76
  4. Step 4: Simplify right side
    466,860.84x = 90,978,991,942.40
  5. Step 5: Solve for x
    x = 90,978,991,942.40/466,860.84
  6. Step 6: Final answer
    x = 194,873.90

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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.