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Finding the Fourth Proportional to 466,259.13, 699,388.65 and 308,450.66

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Solution

The fourth proportional to 466,259.13, 699,388.65 and 308,450.66 is: 462,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,259.13 : 699,388.65 = 308,450.66 : x
  2. Step 2: Convert to fraction form
    466,259.13/699,388.65 = 308,450.66/x
  3. Step 3: Cross multiply
    466,259.13x = 699,388.65 × 308,450.66
  4. Step 4: Simplify right side
    466,259.13x = 215,726,887,192.07
  5. Step 5: Solve for x
    x = 215,726,887,192.07/466,259.13
  6. Step 6: Final answer
    x = 462,675.95

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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.