Home / 454,407.12-682,496.40-370,229.49

Finding the Fourth Proportional to 454,407.12, 682,496.40 and 370,229.49

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Solution

The fourth proportional to 454,407.12, 682,496.40 and 370,229.49 is: 556,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,407.12 : 682,496.40 = 370,229.49 : x
  2. Step 2: Convert to fraction form
    454,407.12/682,496.40 = 370,229.49/x
  3. Step 3: Cross multiply
    454,407.12x = 682,496.40 × 370,229.49
  4. Step 4: Simplify right side
    454,407.12x = 252,680,290,541.45
  5. Step 5: Solve for x
    x = 252,680,290,541.45/454,407.12
  6. Step 6: Final answer
    x = 556,065.87

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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.