Home / 454,213.16-626,814.75-247,480.57

Finding the Fourth Proportional to 454,213.16, 626,814.75 and 247,480.57

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Solution

The fourth proportional to 454,213.16, 626,814.75 and 247,480.57 is: 341,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,213.16 : 626,814.75 = 247,480.57 : x
  2. Step 2: Convert to fraction form
    454,213.16/626,814.75 = 247,480.57/x
  3. Step 3: Cross multiply
    454,213.16x = 626,814.75 × 247,480.57
  4. Step 4: Simplify right side
    454,213.16x = 155,124,471,614.41
  5. Step 5: Solve for x
    x = 155,124,471,614.41/454,213.16
  6. Step 6: Final answer
    x = 341,523.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.