Home / 901,720.32-1,351,405.44-502,344.96

Finding the Fourth Proportional to 901,720.32, 1,351,405.44 and 502,344.96

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Solution

The fourth proportional to 901,720.32, 1,351,405.44 and 502,344.96 is: 752,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,720.32 : 1,351,405.44 = 502,344.96 : x
  2. Step 2: Convert to fraction form
    901,720.32/1,351,405.44 = 502,344.96/x
  3. Step 3: Cross multiply
    901,720.32x = 1,351,405.44 × 502,344.96
  4. Step 4: Simplify right side
    901,720.32x = 678,871,711,700.58
  5. Step 5: Solve for x
    x = 678,871,711,700.58/901,720.32
  6. Step 6: Final answer
    x = 752,862.83

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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.