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Finding the Fourth Proportional to 417,466.12, 576,100.02 and 226,478.92

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Solution

The fourth proportional to 417,466.12, 576,100.02 and 226,478.92 is: 312,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,466.12 : 576,100.02 = 226,478.92 : x
  2. Step 2: Convert to fraction form
    417,466.12/576,100.02 = 226,478.92/x
  3. Step 3: Cross multiply
    417,466.12x = 576,100.02 × 226,478.92
  4. Step 4: Simplify right side
    417,466.12x = 130,474,510,341.58
  5. Step 5: Solve for x
    x = 130,474,510,341.58/417,466.12
  6. Step 6: Final answer
    x = 312,539.16

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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.