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Finding the Fourth Proportional to 675,060.48, 1,012,648.80 and 176,424

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Solution

The fourth proportional to 675,060.48, 1,012,648.80 and 176,424 is: 264,651.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,060.48 : 1,012,648.80 = 176,424 : x
  2. Step 2: Convert to fraction form
    675,060.48/1,012,648.80 = 176,424/x
  3. Step 3: Cross multiply
    675,060.48x = 1,012,648.80 × 176,424
  4. Step 4: Simplify right side
    675,060.48x = 178,655,551,891.20
  5. Step 5: Solve for x
    x = 178,655,551,891.20/675,060.48
  6. Step 6: Final answer
    x = 264,651.18

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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.