Home / 726,003.20-1,086,931.20-651,353.60

Finding the Fourth Proportional to 726,003.20, 1,086,931.20 and 651,353.60

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Solution

The fourth proportional to 726,003.20, 1,086,931.20 and 651,353.60 is: 975,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,003.20 : 1,086,931.20 = 651,353.60 : x
  2. Step 2: Convert to fraction form
    726,003.20/1,086,931.20 = 651,353.60/x
  3. Step 3: Cross multiply
    726,003.20x = 1,086,931.20 × 651,353.60
  4. Step 4: Simplify right side
    726,003.20x = 707,976,550,072.32
  5. Step 5: Solve for x
    x = 707,976,550,072.32/726,003.20
  6. Step 6: Final answer
    x = 975,170.01

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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.