Home / 906,741.28-1,360,062.68-275,605.88

Finding the Fourth Proportional to 906,741.28, 1,360,062.68 and 275,605.88

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Solution

The fourth proportional to 906,741.28, 1,360,062.68 and 275,605.88 is: 413,393.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,741.28 : 1,360,062.68 = 275,605.88 : x
  2. Step 2: Convert to fraction form
    906,741.28/1,360,062.68 = 275,605.88/x
  3. Step 3: Cross multiply
    906,741.28x = 1,360,062.68 × 275,605.88
  4. Step 4: Simplify right side
    906,741.28x = 374,841,271,776.56
  5. Step 5: Solve for x
    x = 374,841,271,776.56/906,741.28
  6. Step 6: Final answer
    x = 413,393.85

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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.