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Finding the Fourth Proportional to 597,940.56, 896,496.12 and 317,654.64

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Solution

The fourth proportional to 597,940.56, 896,496.12 and 317,654.64 is: 476,261.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,940.56 : 896,496.12 = 317,654.64 : x
  2. Step 2: Convert to fraction form
    597,940.56/896,496.12 = 317,654.64/x
  3. Step 3: Cross multiply
    597,940.56x = 896,496.12 × 317,654.64
  4. Step 4: Simplify right side
    597,940.56x = 284,776,152,260.00
  5. Step 5: Solve for x
    x = 284,776,152,260.00/597,940.56
  6. Step 6: Final answer
    x = 476,261.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.