Home / 400,312.14-552,327.03-239,096.22

Finding the Fourth Proportional to 400,312.14, 552,327.03 and 239,096.22

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Solution

The fourth proportional to 400,312.14, 552,327.03 and 239,096.22 is: 329,890.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,312.14 : 552,327.03 = 239,096.22 : x
  2. Step 2: Convert to fraction form
    400,312.14/552,327.03 = 239,096.22/x
  3. Step 3: Cross multiply
    400,312.14x = 552,327.03 × 239,096.22
  4. Step 4: Simplify right side
    400,312.14x = 132,059,305,076.83
  5. Step 5: Solve for x
    x = 132,059,305,076.83/400,312.14
  6. Step 6: Final answer
    x = 329,890.83

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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.