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Finding the Fourth Proportional to 466,855.01, 700,239.32 and 129,900.77

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Solution

The fourth proportional to 466,855.01, 700,239.32 and 129,900.77 is: 194,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,855.01 : 700,239.32 = 129,900.77 : x
  2. Step 2: Convert to fraction form
    466,855.01/700,239.32 = 129,900.77/x
  3. Step 3: Cross multiply
    466,855.01x = 700,239.32 × 129,900.77
  4. Step 4: Simplify right side
    466,855.01x = 90,961,626,202.77
  5. Step 5: Solve for x
    x = 90,961,626,202.77/466,855.01
  6. Step 6: Final answer
    x = 194,839.13

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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.