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Finding the Fourth Proportional to 601,370.31, 829,888.57 and 329,437.82

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Solution

The fourth proportional to 601,370.31, 829,888.57 and 329,437.82 is: 454,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,370.31 : 829,888.57 = 329,437.82 : x
  2. Step 2: Convert to fraction form
    601,370.31/829,888.57 = 329,437.82/x
  3. Step 3: Cross multiply
    601,370.31x = 829,888.57 × 329,437.82
  4. Step 4: Simplify right side
    601,370.31x = 273,396,681,343.72
  5. Step 5: Solve for x
    x = 273,396,681,343.72/601,370.31
  6. Step 6: Final answer
    x = 454,622.85

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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.