Home / 490,726.20-736,089.30-158,302.20

Finding the Fourth Proportional to 490,726.20, 736,089.30 and 158,302.20

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Solution

The fourth proportional to 490,726.20, 736,089.30 and 158,302.20 is: 237,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,726.20 : 736,089.30 = 158,302.20 : x
  2. Step 2: Convert to fraction form
    490,726.20/736,089.30 = 158,302.20/x
  3. Step 3: Cross multiply
    490,726.20x = 736,089.30 × 158,302.20
  4. Step 4: Simplify right side
    490,726.20x = 116,524,555,586.46
  5. Step 5: Solve for x
    x = 116,524,555,586.46/490,726.20
  6. Step 6: Final answer
    x = 237,453.30

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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.