Home / 433,996.32-651,087.36-134,470.24

Finding the Fourth Proportional to 433,996.32, 651,087.36 and 134,470.24

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Solution

The fourth proportional to 433,996.32, 651,087.36 and 134,470.24 is: 201,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,996.32 : 651,087.36 = 134,470.24 : x
  2. Step 2: Convert to fraction form
    433,996.32/651,087.36 = 134,470.24/x
  3. Step 3: Cross multiply
    433,996.32x = 651,087.36 × 134,470.24
  4. Step 4: Simplify right side
    433,996.32x = 87,551,873,560.17
  5. Step 5: Solve for x
    x = 87,551,873,560.17/433,996.32
  6. Step 6: Final answer
    x = 201,734.14

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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.