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Finding the Fourth Proportional to 580,630.46, 871,047.81 and 265,119.26

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Solution

The fourth proportional to 580,630.46, 871,047.81 and 265,119.26 is: 397,725.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,630.46 : 871,047.81 = 265,119.26 : x
  2. Step 2: Convert to fraction form
    580,630.46/871,047.81 = 265,119.26/x
  3. Step 3: Cross multiply
    580,630.46x = 871,047.81 × 265,119.26
  4. Step 4: Simplify right side
    580,630.46x = 230,931,546,456.58
  5. Step 5: Solve for x
    x = 230,931,546,456.58/580,630.46
  6. Step 6: Final answer
    x = 397,725.51

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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.