Home / 459,446.85-633,943.74-268,423.33

Finding the Fourth Proportional to 459,446.85, 633,943.74 and 268,423.33

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Solution

The fourth proportional to 459,446.85, 633,943.74 and 268,423.33 is: 370,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,446.85 : 633,943.74 = 268,423.33 : x
  2. Step 2: Convert to fraction form
    459,446.85/633,943.74 = 268,423.33/x
  3. Step 3: Cross multiply
    459,446.85x = 633,943.74 × 268,423.33
  4. Step 4: Simplify right side
    459,446.85x = 170,165,289,723.45
  5. Step 5: Solve for x
    x = 170,165,289,723.45/459,446.85
  6. Step 6: Final answer
    x = 370,369.91

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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.