Home / 932,604.40-1,398,906.60-649,169.20

Finding the Fourth Proportional to 932,604.40, 1,398,906.60 and 649,169.20

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Solution

The fourth proportional to 932,604.40, 1,398,906.60 and 649,169.20 is: 973,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,604.40 : 1,398,906.60 = 649,169.20 : x
  2. Step 2: Convert to fraction form
    932,604.40/1,398,906.60 = 649,169.20/x
  3. Step 3: Cross multiply
    932,604.40x = 1,398,906.60 × 649,169.20
  4. Step 4: Simplify right side
    932,604.40x = 908,127,078,396.72
  5. Step 5: Solve for x
    x = 908,127,078,396.72/932,604.40
  6. Step 6: Final answer
    x = 973,753.80

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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.