Home / 882,877.80-1,325,007.90-409,621.80

Finding the Fourth Proportional to 882,877.80, 1,325,007.90 and 409,621.80

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Solution

The fourth proportional to 882,877.80, 1,325,007.90 and 409,621.80 is: 614,753.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,877.80 : 1,325,007.90 = 409,621.80 : x
  2. Step 2: Convert to fraction form
    882,877.80/1,325,007.90 = 409,621.80/x
  3. Step 3: Cross multiply
    882,877.80x = 1,325,007.90 × 409,621.80
  4. Step 4: Simplify right side
    882,877.80x = 542,752,121,012.22
  5. Step 5: Solve for x
    x = 542,752,121,012.22/882,877.80
  6. Step 6: Final answer
    x = 614,753.39

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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.