Home / 802,126.90-1,202,380.25-502,817.27

Finding the Fourth Proportional to 802,126.90, 1,202,380.25 and 502,817.27

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Solution

The fourth proportional to 802,126.90, 1,202,380.25 and 502,817.27 is: 753,718.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,126.90 : 1,202,380.25 = 502,817.27 : x
  2. Step 2: Convert to fraction form
    802,126.90/1,202,380.25 = 502,817.27/x
  3. Step 3: Cross multiply
    802,126.90x = 1,202,380.25 × 502,817.27
  4. Step 4: Simplify right side
    802,126.90x = 604,577,555,872.67
  5. Step 5: Solve for x
    x = 604,577,555,872.67/802,126.90
  6. Step 6: Final answer
    x = 753,718.09

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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.