Home / 601,318.37-829,789.86-329,387.47

Finding the Fourth Proportional to 601,318.37, 829,789.86 and 329,387.47

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Solution

The fourth proportional to 601,318.37, 829,789.86 and 329,387.47 is: 454,538.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,318.37 : 829,789.86 = 329,387.47 : x
  2. Step 2: Convert to fraction form
    601,318.37/829,789.86 = 329,387.47/x
  3. Step 3: Cross multiply
    601,318.37x = 829,789.86 × 329,387.47
  4. Step 4: Simplify right side
    601,318.37x = 273,322,376,821.17
  5. Step 5: Solve for x
    x = 273,322,376,821.17/601,318.37
  6. Step 6: Final answer
    x = 454,538.55

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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.