Home / 947,805.60-1,419,634.80-573,175.20

Finding the Fourth Proportional to 947,805.60, 1,419,634.80 and 573,175.20

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Solution

The fourth proportional to 947,805.60, 1,419,634.80 and 573,175.20 is: 858,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,805.60 : 1,419,634.80 = 573,175.20 : x
  2. Step 2: Convert to fraction form
    947,805.60/1,419,634.80 = 573,175.20/x
  3. Step 3: Cross multiply
    947,805.60x = 1,419,634.80 × 573,175.20
  4. Step 4: Simplify right side
    947,805.60x = 813,699,460,416.96
  5. Step 5: Solve for x
    x = 813,699,460,416.96/947,805.60
  6. Step 6: Final answer
    x = 858,508.81

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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.