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Finding the Fourth Proportional to 637,337.97, 956,597.45 and 322,016.31

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Solution

The fourth proportional to 637,337.97, 956,597.45 and 322,016.31 is: 483,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,337.97 : 956,597.45 = 322,016.31 : x
  2. Step 2: Convert to fraction form
    637,337.97/956,597.45 = 322,016.31/x
  3. Step 3: Cross multiply
    637,337.97x = 956,597.45 × 322,016.31
  4. Step 4: Simplify right side
    637,337.97x = 308,039,979,394.33
  5. Step 5: Solve for x
    x = 308,039,979,394.33/637,337.97
  6. Step 6: Final answer
    x = 483,322.81

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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.