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Finding the Fourth Proportional to 468,703.76, 703,092.06 and 153,192.56

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Solution

The fourth proportional to 468,703.76, 703,092.06 and 153,192.56 is: 229,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,703.76 : 703,092.06 = 153,192.56 : x
  2. Step 2: Convert to fraction form
    468,703.76/703,092.06 = 153,192.56/x
  3. Step 3: Cross multiply
    468,703.76x = 703,092.06 × 153,192.56
  4. Step 4: Simplify right side
    468,703.76x = 107,708,469,071.61
  5. Step 5: Solve for x
    x = 107,708,469,071.61/468,703.76
  6. Step 6: Final answer
    x = 229,800.74

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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.