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Finding the Fourth Proportional to 363,457.49, 545,419.52 and 176,366.93

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Solution

The fourth proportional to 363,457.49, 545,419.52 and 176,366.93 is: 264,663.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,457.49 : 545,419.52 = 176,366.93 : x
  2. Step 2: Convert to fraction form
    363,457.49/545,419.52 = 176,366.93/x
  3. Step 3: Cross multiply
    363,457.49x = 545,419.52 × 176,366.93
  4. Step 4: Simplify right side
    363,457.49x = 96,193,965,422.64
  5. Step 5: Solve for x
    x = 96,193,965,422.64/363,457.49
  6. Step 6: Final answer
    x = 264,663.59

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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.