Home / 749,031.24-1,123,549.02-216,595.56

Finding the Fourth Proportional to 749,031.24, 1,123,549.02 and 216,595.56

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Solution

The fourth proportional to 749,031.24, 1,123,549.02 and 216,595.56 is: 324,893.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,031.24 : 1,123,549.02 = 216,595.56 : x
  2. Step 2: Convert to fraction form
    749,031.24/1,123,549.02 = 216,595.56/x
  3. Step 3: Cross multiply
    749,031.24x = 1,123,549.02 × 216,595.56
  4. Step 4: Simplify right side
    749,031.24x = 243,355,729,174.35
  5. Step 5: Solve for x
    x = 243,355,729,174.35/749,031.24
  6. Step 6: Final answer
    x = 324,893.96

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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.