Home / 674,771.01-1,012,156.52-225,491.88

Finding the Fourth Proportional to 674,771.01, 1,012,156.52 and 225,491.88

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Solution

The fourth proportional to 674,771.01, 1,012,156.52 and 225,491.88 is: 338,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,771.01 : 1,012,156.52 = 225,491.88 : x
  2. Step 2: Convert to fraction form
    674,771.01/1,012,156.52 = 225,491.88/x
  3. Step 3: Cross multiply
    674,771.01x = 1,012,156.52 × 225,491.88
  4. Step 4: Simplify right side
    674,771.01x = 228,233,076,549.06
  5. Step 5: Solve for x
    x = 228,233,076,549.06/674,771.01
  6. Step 6: Final answer
    x = 338,237.82

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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.