Home / 400,060.10-552,082.91-218,772.14

Finding the Fourth Proportional to 400,060.10, 552,082.91 and 218,772.14

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Solution

The fourth proportional to 400,060.10, 552,082.91 and 218,772.14 is: 301,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,060.10 : 552,082.91 = 218,772.14 : x
  2. Step 2: Convert to fraction form
    400,060.10/552,082.91 = 218,772.14/x
  3. Step 3: Cross multiply
    400,060.10x = 552,082.91 × 218,772.14
  4. Step 4: Simplify right side
    400,060.10x = 120,780,355,823.85
  5. Step 5: Solve for x
    x = 120,780,355,823.85/400,060.10
  6. Step 6: Final answer
    x = 301,905.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.