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Finding the Fourth Proportional to 454,304.68, 626,941.36 and 273,019.38

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Solution

The fourth proportional to 454,304.68, 626,941.36 and 273,019.38 is: 376,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,304.68 : 626,941.36 = 273,019.38 : x
  2. Step 2: Convert to fraction form
    454,304.68/626,941.36 = 273,019.38/x
  3. Step 3: Cross multiply
    454,304.68x = 626,941.36 × 273,019.38
  4. Step 4: Simplify right side
    454,304.68x = 171,167,141,403.56
  5. Step 5: Solve for x
    x = 171,167,141,403.56/454,304.68
  6. Step 6: Final answer
    x = 376,767.29

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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.