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Finding the Fourth Proportional to 454,098, 626,674.68 and 252,894

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Solution

The fourth proportional to 454,098, 626,674.68 and 252,894 is: 349,004.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,098 : 626,674.68 = 252,894 : x
  2. Step 2: Convert to fraction form
    454,098/626,674.68 = 252,894/x
  3. Step 3: Cross multiply
    454,098x = 626,674.68 × 252,894
  4. Step 4: Simplify right side
    454,098x = 158,482,266,523.92
  5. Step 5: Solve for x
    x = 158,482,266,523.92/454,098
  6. Step 6: Final answer
    x = 349,004.55

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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.