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Finding the Fourth Proportional to 580,856.10, 871,044.33 and 252,242.27

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Solution

The fourth proportional to 580,856.10, 871,044.33 and 252,242.27 is: 378,259.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,856.10 : 871,044.33 = 252,242.27 : x
  2. Step 2: Convert to fraction form
    580,856.10/871,044.33 = 252,242.27/x
  3. Step 3: Cross multiply
    580,856.10x = 871,044.33 × 252,242.27
  4. Step 4: Simplify right side
    580,856.10x = 219,714,196,261.61
  5. Step 5: Solve for x
    x = 219,714,196,261.61/580,856.10
  6. Step 6: Final answer
    x = 378,259.25

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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.