Home / 802,125.68-1,202,378.91-502,816.46

Finding the Fourth Proportional to 802,125.68, 1,202,378.91 and 502,816.46

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Solution

The fourth proportional to 802,125.68, 1,202,378.91 and 502,816.46 is: 753,717.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,125.68 : 1,202,378.91 = 502,816.46 : x
  2. Step 2: Convert to fraction form
    802,125.68/1,202,378.91 = 502,816.46/x
  3. Step 3: Cross multiply
    802,125.68x = 1,202,378.91 × 502,816.46
  4. Step 4: Simplify right side
    802,125.68x = 604,575,901,092.96
  5. Step 5: Solve for x
    x = 604,575,901,092.96/802,125.68
  6. Step 6: Final answer
    x = 753,717.18

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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.