Home / 454,145.50-681,233.90-240,624.64

Finding the Fourth Proportional to 454,145.50, 681,233.90 and 240,624.64

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Solution

The fourth proportional to 454,145.50, 681,233.90 and 240,624.64 is: 360,945.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,145.50 : 681,233.90 = 240,624.64 : x
  2. Step 2: Convert to fraction form
    454,145.50/681,233.90 = 240,624.64/x
  3. Step 3: Cross multiply
    454,145.50x = 681,233.90 × 240,624.64
  4. Step 4: Simplify right side
    454,145.50x = 163,921,661,591.72
  5. Step 5: Solve for x
    x = 163,921,661,591.72/454,145.50
  6. Step 6: Final answer
    x = 360,945.25

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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.