Home / 437,677.40-656,253.30-171,120.08

Finding the Fourth Proportional to 437,677.40, 656,253.30 and 171,120.08

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Solution

The fourth proportional to 437,677.40, 656,253.30 and 171,120.08 is: 256,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,677.40 : 656,253.30 = 171,120.08 : x
  2. Step 2: Convert to fraction form
    437,677.40/656,253.30 = 171,120.08/x
  3. Step 3: Cross multiply
    437,677.40x = 656,253.30 × 171,120.08
  4. Step 4: Simplify right side
    437,677.40x = 112,298,117,196.26
  5. Step 5: Solve for x
    x = 112,298,117,196.26/437,677.40
  6. Step 6: Final answer
    x = 256,577.37

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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.