Home / 882,003.80-1,323,696.90-408,747.80

Finding the Fourth Proportional to 882,003.80, 1,323,696.90 and 408,747.80

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Solution

The fourth proportional to 882,003.80, 1,323,696.90 and 408,747.80 is: 613,442.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,003.80 : 1,323,696.90 = 408,747.80 : x
  2. Step 2: Convert to fraction form
    882,003.80/1,323,696.90 = 408,747.80/x
  3. Step 3: Cross multiply
    882,003.80x = 1,323,696.90 × 408,747.80
  4. Step 4: Simplify right side
    882,003.80x = 541,058,195,741.82
  5. Step 5: Solve for x
    x = 541,058,195,741.82/882,003.80
  6. Step 6: Final answer
    x = 613,442.02

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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.