Home / 887,902.76-1,331,440.08-461,323.90

Finding the Fourth Proportional to 887,902.76, 1,331,440.08 and 461,323.90

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Solution

The fourth proportional to 887,902.76, 1,331,440.08 and 461,323.90 is: 691,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,902.76 : 1,331,440.08 = 461,323.90 : x
  2. Step 2: Convert to fraction form
    887,902.76/1,331,440.08 = 461,323.90/x
  3. Step 3: Cross multiply
    887,902.76x = 1,331,440.08 × 461,323.90
  4. Step 4: Simplify right side
    887,902.76x = 614,225,131,475.22
  5. Step 5: Solve for x
    x = 614,225,131,475.22/887,902.76
  6. Step 6: Final answer
    x = 691,770.72

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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.