Home / 454,262.94-626,882.87-263,387.05

Finding the Fourth Proportional to 454,262.94, 626,882.87 and 263,387.05

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Solution

The fourth proportional to 454,262.94, 626,882.87 and 263,387.05 is: 363,474.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,262.94 : 626,882.87 = 263,387.05 : x
  2. Step 2: Convert to fraction form
    454,262.94/626,882.87 = 263,387.05/x
  3. Step 3: Cross multiply
    454,262.94x = 626,882.87 × 263,387.05
  4. Step 4: Simplify right side
    454,262.94x = 165,112,828,916.09
  5. Step 5: Solve for x
    x = 165,112,828,916.09/454,262.94
  6. Step 6: Final answer
    x = 363,474.13

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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.