Home / 558,127.20-837,190.80-179,047.20

Finding the Fourth Proportional to 558,127.20, 837,190.80 and 179,047.20

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Solution

The fourth proportional to 558,127.20, 837,190.80 and 179,047.20 is: 268,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,127.20 : 837,190.80 = 179,047.20 : x
  2. Step 2: Convert to fraction form
    558,127.20/837,190.80 = 179,047.20/x
  3. Step 3: Cross multiply
    558,127.20x = 837,190.80 × 179,047.20
  4. Step 4: Simplify right side
    558,127.20x = 149,896,668,605.76
  5. Step 5: Solve for x
    x = 149,896,668,605.76/558,127.20
  6. Step 6: Final answer
    x = 268,570.80

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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.