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Finding the Fourth Proportional to 576,051.74, 864,082.73 and 176,694.38

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Solution

The fourth proportional to 576,051.74, 864,082.73 and 176,694.38 is: 265,043.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,051.74 : 864,082.73 = 176,694.38 : x
  2. Step 2: Convert to fraction form
    576,051.74/864,082.73 = 176,694.38/x
  3. Step 3: Cross multiply
    576,051.74x = 864,082.73 × 176,694.38
  4. Step 4: Simplify right side
    576,051.74x = 152,678,558,367.38
  5. Step 5: Solve for x
    x = 152,678,558,367.38/576,051.74
  6. Step 6: Final answer
    x = 265,043.14

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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.