Home / 674,312.20-1,011,468.30-274,747.30

Finding the Fourth Proportional to 674,312.20, 1,011,468.30 and 274,747.30

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Solution

The fourth proportional to 674,312.20, 1,011,468.30 and 274,747.30 is: 412,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,312.20 : 1,011,468.30 = 274,747.30 : x
  2. Step 2: Convert to fraction form
    674,312.20/1,011,468.30 = 274,747.30/x
  3. Step 3: Cross multiply
    674,312.20x = 1,011,468.30 × 274,747.30
  4. Step 4: Simplify right side
    674,312.20x = 277,898,184,460.59
  5. Step 5: Solve for x
    x = 277,898,184,460.59/674,312.20
  6. Step 6: Final answer
    x = 412,120.95

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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.