Home / 811,998.08-1,218,120.10-589,040.92

Finding the Fourth Proportional to 811,998.08, 1,218,120.10 and 589,040.92

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Solution

The fourth proportional to 811,998.08, 1,218,120.10 and 589,040.92 is: 883,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,998.08 : 1,218,120.10 = 589,040.92 : x
  2. Step 2: Convert to fraction form
    811,998.08/1,218,120.10 = 589,040.92/x
  3. Step 3: Cross multiply
    811,998.08x = 1,218,120.10 × 589,040.92
  4. Step 4: Simplify right side
    811,998.08x = 717,522,584,374.49
  5. Step 5: Solve for x
    x = 717,522,584,374.49/811,998.08
  6. Step 6: Final answer
    x = 883,650.59

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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.