Home / 883,059.12-1,218,587.76-501,063.12

Finding the Fourth Proportional to 883,059.12, 1,218,587.76 and 501,063.12

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Solution

The fourth proportional to 883,059.12, 1,218,587.76 and 501,063.12 is: 691,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,059.12 : 1,218,587.76 = 501,063.12 : x
  2. Step 2: Convert to fraction form
    883,059.12/1,218,587.76 = 501,063.12/x
  3. Step 3: Cross multiply
    883,059.12x = 1,218,587.76 × 501,063.12
  4. Step 4: Simplify right side
    883,059.12x = 610,589,385,019.41
  5. Step 5: Solve for x
    x = 610,589,385,019.41/883,059.12
  6. Step 6: Final answer
    x = 691,447.91

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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.