Home / 417,724.72-576,460.56-226,738.04

Finding the Fourth Proportional to 417,724.72, 576,460.56 and 226,738.04

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Solution

The fourth proportional to 417,724.72, 576,460.56 and 226,738.04 is: 312,898.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,724.72 : 576,460.56 = 226,738.04 : x
  2. Step 2: Convert to fraction form
    417,724.72/576,460.56 = 226,738.04/x
  3. Step 3: Cross multiply
    417,724.72x = 576,460.56 × 226,738.04
  4. Step 4: Simplify right side
    417,724.72x = 130,705,537,511.70
  5. Step 5: Solve for x
    x = 130,705,537,511.70/417,724.72
  6. Step 6: Final answer
    x = 312,898.74

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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.