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Finding the Fourth Proportional to 601,018.45, 829,405.67 and 329,103.58

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Solution

The fourth proportional to 601,018.45, 829,405.67 and 329,103.58 is: 454,163.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,018.45 : 829,405.67 = 329,103.58 : x
  2. Step 2: Convert to fraction form
    601,018.45/829,405.67 = 329,103.58/x
  3. Step 3: Cross multiply
    601,018.45x = 829,405.67 × 329,103.58
  4. Step 4: Simplify right side
    601,018.45x = 272,960,371,288.70
  5. Step 5: Solve for x
    x = 272,960,371,288.70/601,018.45
  6. Step 6: Final answer
    x = 454,163.04

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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.