Home / 637,891.12-956,838.03-598,918.78

Finding the Fourth Proportional to 637,891.12, 956,838.03 and 598,918.78

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Solution

The fourth proportional to 637,891.12, 956,838.03 and 598,918.78 is: 898,379.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,891.12 : 956,838.03 = 598,918.78 : x
  2. Step 2: Convert to fraction form
    637,891.12/956,838.03 = 598,918.78/x
  3. Step 3: Cross multiply
    637,891.12x = 956,838.03 × 598,918.78
  4. Step 4: Simplify right side
    637,891.12x = 573,068,265,585.20
  5. Step 5: Solve for x
    x = 573,068,265,585.20/637,891.12
  6. Step 6: Final answer
    x = 898,379.44

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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.