Home / 896,003.20-1,344,619.20-397,724.80

Finding the Fourth Proportional to 896,003.20, 1,344,619.20 and 397,724.80

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Solution

The fourth proportional to 896,003.20, 1,344,619.20 and 397,724.80 is: 596,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,003.20 : 1,344,619.20 = 397,724.80 : x
  2. Step 2: Convert to fraction form
    896,003.20/1,344,619.20 = 397,724.80/x
  3. Step 3: Cross multiply
    896,003.20x = 1,344,619.20 × 397,724.80
  4. Step 4: Simplify right side
    896,003.20x = 534,788,402,396.16
  5. Step 5: Solve for x
    x = 534,788,402,396.16/896,003.20
  6. Step 6: Final answer
    x = 596,859.92

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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.