Home / 749,904.95-1,125,026.19-237,600.90

Finding the Fourth Proportional to 749,904.95, 1,125,026.19 and 237,600.90

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Solution

The fourth proportional to 749,904.95, 1,125,026.19 and 237,600.90 is: 356,454.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,904.95 : 1,125,026.19 = 237,600.90 : x
  2. Step 2: Convert to fraction form
    749,904.95/1,125,026.19 = 237,600.90/x
  3. Step 3: Cross multiply
    749,904.95x = 1,125,026.19 × 237,600.90
  4. Step 4: Simplify right side
    749,904.95x = 267,307,235,267.57
  5. Step 5: Solve for x
    x = 267,307,235,267.57/749,904.95
  6. Step 6: Final answer
    x = 356,454.82

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Double scale
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Similar ratio
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1.5x scale

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.