Home / 906,717.18-1,360,026.55-275,581.78

Finding the Fourth Proportional to 906,717.18, 1,360,026.55 and 275,581.78

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Solution

The fourth proportional to 906,717.18, 1,360,026.55 and 275,581.78 is: 413,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,717.18 : 1,360,026.55 = 275,581.78 : x
  2. Step 2: Convert to fraction form
    906,717.18/1,360,026.55 = 275,581.78/x
  3. Step 3: Cross multiply
    906,717.18x = 1,360,026.55 × 275,581.78
  4. Step 4: Simplify right side
    906,717.18x = 374,798,537,496.26
  5. Step 5: Solve for x
    x = 374,798,537,496.26/906,717.18
  6. Step 6: Final answer
    x = 413,357.71

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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.