Home / 906,721.14-1,360,032.48-275,585.76

Finding the Fourth Proportional to 906,721.14, 1,360,032.48 and 275,585.76

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Solution

The fourth proportional to 906,721.14, 1,360,032.48 and 275,585.76 is: 413,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,721.14 : 1,360,032.48 = 275,585.76 : x
  2. Step 2: Convert to fraction form
    906,721.14/1,360,032.48 = 275,585.76/x
  3. Step 3: Cross multiply
    906,721.14x = 1,360,032.48 × 275,585.76
  4. Step 4: Simplify right side
    906,721.14x = 374,805,584,625.49
  5. Step 5: Solve for x
    x = 374,805,584,625.49/906,721.14
  6. Step 6: Final answer
    x = 413,363.68

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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.