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Finding the Fourth Proportional to 303,537.59, 419,254.62 and 227,397.32

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Solution

The fourth proportional to 303,537.59, 419,254.62 and 227,397.32 is: 314,087.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,537.59 : 419,254.62 = 227,397.32 : x
  2. Step 2: Convert to fraction form
    303,537.59/419,254.62 = 227,397.32/x
  3. Step 3: Cross multiply
    303,537.59x = 419,254.62 × 227,397.32
  4. Step 4: Simplify right side
    303,537.59x = 95,337,376,985.62
  5. Step 5: Solve for x
    x = 95,337,376,985.62/303,537.59
  6. Step 6: Final answer
    x = 314,087.55

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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.