Home / 864,375.60-1,193,165.24-650,134.35

Finding the Fourth Proportional to 864,375.60, 1,193,165.24 and 650,134.35

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Solution

The fourth proportional to 864,375.60, 1,193,165.24 and 650,134.35 is: 897,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,375.60 : 1,193,165.24 = 650,134.35 : x
  2. Step 2: Convert to fraction form
    864,375.60/1,193,165.24 = 650,134.35/x
  3. Step 3: Cross multiply
    864,375.60x = 1,193,165.24 × 650,134.35
  4. Step 4: Simplify right side
    864,375.60x = 775,717,704,499.32
  5. Step 5: Solve for x
    x = 775,717,704,499.32/864,375.60
  6. Step 6: Final answer
    x = 897,431.28

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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.