Home / 883,185.68-1,218,964.20-501,248.24

Finding the Fourth Proportional to 883,185.68, 1,218,964.20 and 501,248.24

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Solution

The fourth proportional to 883,185.68, 1,218,964.20 and 501,248.24 is: 691,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,185.68 : 1,218,964.20 = 501,248.24 : x
  2. Step 2: Convert to fraction form
    883,185.68/1,218,964.20 = 501,248.24/x
  3. Step 3: Cross multiply
    883,185.68x = 1,218,964.20 × 501,248.24
  4. Step 4: Simplify right side
    883,185.68x = 611,003,659,873.01
  5. Step 5: Solve for x
    x = 611,003,659,873.01/883,185.68
  6. Step 6: Final answer
    x = 691,817.90

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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.