Home / 854,439.24-1,179,637.78-532,585.28

Finding the Fourth Proportional to 854,439.24, 1,179,637.78 and 532,585.28

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Solution

The fourth proportional to 854,439.24, 1,179,637.78 and 532,585.28 is: 735,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,439.24 : 1,179,637.78 = 532,585.28 : x
  2. Step 2: Convert to fraction form
    854,439.24/1,179,637.78 = 532,585.28/x
  3. Step 3: Cross multiply
    854,439.24x = 1,179,637.78 × 532,585.28
  4. Step 4: Simplify right side
    854,439.24x = 628,257,717,359.88
  5. Step 5: Solve for x
    x = 628,257,717,359.88/854,439.24
  6. Step 6: Final answer
    x = 735,286.59

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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.