Home / 881,353.80-1,322,225.10-282,342.60

Finding the Fourth Proportional to 881,353.80, 1,322,225.10 and 282,342.60

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Solution

The fourth proportional to 881,353.80, 1,322,225.10 and 282,342.60 is: 423,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,353.80 : 1,322,225.10 = 282,342.60 : x
  2. Step 2: Convert to fraction form
    881,353.80/1,322,225.10 = 282,342.60/x
  3. Step 3: Cross multiply
    881,353.80x = 1,322,225.10 × 282,342.60
  4. Step 4: Simplify right side
    881,353.80x = 373,320,472,519.26
  5. Step 5: Solve for x
    x = 373,320,472,519.26/881,353.80
  6. Step 6: Final answer
    x = 423,576.18

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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.