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Finding the Fourth Proportional to 416,599.15, 574,903.96 and 225,608.17

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Solution

The fourth proportional to 416,599.15, 574,903.96 and 225,608.17 is: 311,337.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,599.15 : 574,903.96 = 225,608.17 : x
  2. Step 2: Convert to fraction form
    416,599.15/574,903.96 = 225,608.17/x
  3. Step 3: Cross multiply
    416,599.15x = 574,903.96 × 225,608.17
  4. Step 4: Simplify right side
    416,599.15x = 129,703,030,341.35
  5. Step 5: Solve for x
    x = 129,703,030,341.35/416,599.15
  6. Step 6: Final answer
    x = 311,337.72

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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.