Home / 994,379.26-1,371,657.27-703,663.78

Finding the Fourth Proportional to 994,379.26, 1,371,657.27 and 703,663.78

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Solution

The fourth proportional to 994,379.26, 1,371,657.27 and 703,663.78 is: 970,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,379.26 : 1,371,657.27 = 703,663.78 : x
  2. Step 2: Convert to fraction form
    994,379.26/1,371,657.27 = 703,663.78/x
  3. Step 3: Cross multiply
    994,379.26x = 1,371,657.27 × 703,663.78
  4. Step 4: Simplify right side
    994,379.26x = 965,185,539,472.68
  5. Step 5: Solve for x
    x = 965,185,539,472.68/994,379.26
  6. Step 6: Final answer
    x = 970,641.26

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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.