Home / 495,531.30-743,296.95-408,051.30

Finding the Fourth Proportional to 495,531.30, 743,296.95 and 408,051.30

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Solution

The fourth proportional to 495,531.30, 743,296.95 and 408,051.30 is: 612,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,531.30 : 743,296.95 = 408,051.30 : x
  2. Step 2: Convert to fraction form
    495,531.30/743,296.95 = 408,051.30/x
  3. Step 3: Cross multiply
    495,531.30x = 743,296.95 × 408,051.30
  4. Step 4: Simplify right side
    495,531.30x = 303,303,286,733.54
  5. Step 5: Solve for x
    x = 303,303,286,733.54/495,531.30
  6. Step 6: Final answer
    x = 612,076.95

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Similar ratio
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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.