Home / 884,817.87-1,221,152.52-502,902.06

Finding the Fourth Proportional to 884,817.87, 1,221,152.52 and 502,902.06

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Solution

The fourth proportional to 884,817.87, 1,221,152.52 and 502,902.06 is: 694,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,817.87 : 1,221,152.52 = 502,902.06 : x
  2. Step 2: Convert to fraction form
    884,817.87/1,221,152.52 = 502,902.06/x
  3. Step 3: Cross multiply
    884,817.87x = 1,221,152.52 × 502,902.06
  4. Step 4: Simplify right side
    884,817.87x = 614,120,117,882.19
  5. Step 5: Solve for x
    x = 614,120,117,882.19/884,817.87
  6. Step 6: Final answer
    x = 694,063.87

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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.