Home / 949,335.15-1,423,781.22-275,235.54

Finding the Fourth Proportional to 949,335.15, 1,423,781.22 and 275,235.54

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Solution

The fourth proportional to 949,335.15, 1,423,781.22 and 275,235.54 is: 412,789.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,335.15 : 1,423,781.22 = 275,235.54 : x
  2. Step 2: Convert to fraction form
    949,335.15/1,423,781.22 = 275,235.54/x
  3. Step 3: Cross multiply
    949,335.15x = 1,423,781.22 × 275,235.54
  4. Step 4: Simplify right side
    949,335.15x = 391,875,192,928.56
  5. Step 5: Solve for x
    x = 391,875,192,928.56/949,335.15
  6. Step 6: Final answer
    x = 412,789.09

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Double scale
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1.5x scale

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.