Home / 740,046.30-1,110,069.45-266,747.10

Finding the Fourth Proportional to 740,046.30, 1,110,069.45 and 266,747.10

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Solution

The fourth proportional to 740,046.30, 1,110,069.45 and 266,747.10 is: 400,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,046.30 : 1,110,069.45 = 266,747.10 : x
  2. Step 2: Convert to fraction form
    740,046.30/1,110,069.45 = 266,747.10/x
  3. Step 3: Cross multiply
    740,046.30x = 1,110,069.45 × 266,747.10
  4. Step 4: Simplify right side
    740,046.30x = 296,107,806,586.10
  5. Step 5: Solve for x
    x = 296,107,806,586.10/740,046.30
  6. Step 6: Final answer
    x = 400,120.65

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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.