Home / 400,844.60-601,322.22-134,681.24

Finding the Fourth Proportional to 400,844.60, 601,322.22 and 134,681.24

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Solution

The fourth proportional to 400,844.60, 601,322.22 and 134,681.24 is: 202,040.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,844.60 : 601,322.22 = 134,681.24 : x
  2. Step 2: Convert to fraction form
    400,844.60/601,322.22 = 134,681.24/x
  3. Step 3: Cross multiply
    400,844.60x = 601,322.22 × 134,681.24
  4. Step 4: Simplify right side
    400,844.60x = 80,986,822,229.15
  5. Step 5: Solve for x
    x = 80,986,822,229.15/400,844.60
  6. Step 6: Final answer
    x = 202,040.45

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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.