Home / 454,212.16-626,813.37-247,479.57

Finding the Fourth Proportional to 454,212.16, 626,813.37 and 247,479.57

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Solution

The fourth proportional to 454,212.16, 626,813.37 and 247,479.57 is: 341,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,212.16 : 626,813.37 = 247,479.57 : x
  2. Step 2: Convert to fraction form
    454,212.16/626,813.37 = 247,479.57/x
  3. Step 3: Cross multiply
    454,212.16x = 626,813.37 × 247,479.57
  4. Step 4: Simplify right side
    454,212.16x = 155,123,503,277.85
  5. Step 5: Solve for x
    x = 155,123,503,277.85/454,212.16
  6. Step 6: Final answer
    x = 341,522.13

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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.