Home / 908,073.52-1,361,476.05-402,359.88

Finding the Fourth Proportional to 908,073.52, 1,361,476.05 and 402,359.88

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Solution

The fourth proportional to 908,073.52, 1,361,476.05 and 402,359.88 is: 603,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,073.52 : 1,361,476.05 = 402,359.88 : x
  2. Step 2: Convert to fraction form
    908,073.52/1,361,476.05 = 402,359.88/x
  3. Step 3: Cross multiply
    908,073.52x = 1,361,476.05 × 402,359.88
  4. Step 4: Simplify right side
    908,073.52x = 547,803,340,100.87
  5. Step 5: Solve for x
    x = 547,803,340,100.87/908,073.52
  6. Step 6: Final answer
    x = 603,258.80

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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.