Home / 675,432.47-1,013,148.50-254,609.93

Finding the Fourth Proportional to 675,432.47, 1,013,148.50 and 254,609.93

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Solution

The fourth proportional to 675,432.47, 1,013,148.50 and 254,609.93 is: 381,914.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,432.47 : 1,013,148.50 = 254,609.93 : x
  2. Step 2: Convert to fraction form
    675,432.47/1,013,148.50 = 254,609.93/x
  3. Step 3: Cross multiply
    675,432.47x = 1,013,148.50 × 254,609.93
  4. Step 4: Simplify right side
    675,432.47x = 257,957,668,664.61
  5. Step 5: Solve for x
    x = 257,957,668,664.61/675,432.47
  6. Step 6: Final answer
    x = 381,914.82

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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.