Home / 791,192.60-1,186,011.30-707,211.80

Finding the Fourth Proportional to 791,192.60, 1,186,011.30 and 707,211.80

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Solution

The fourth proportional to 791,192.60, 1,186,011.30 and 707,211.80 is: 1,060,122.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,192.60 : 1,186,011.30 = 707,211.80 : x
  2. Step 2: Convert to fraction form
    791,192.60/1,186,011.30 = 707,211.80/x
  3. Step 3: Cross multiply
    791,192.60x = 1,186,011.30 × 707,211.80
  4. Step 4: Simplify right side
    791,192.60x = 838,761,186,293.34
  5. Step 5: Solve for x
    x = 838,761,186,293.34/791,192.60
  6. Step 6: Final answer
    x = 1,060,122.64

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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.