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Finding the Fourth Proportional to 601,073.14, 829,491.13 and 329,136.70

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Solution

The fourth proportional to 601,073.14, 829,491.13 and 329,136.70 is: 454,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,073.14 : 829,491.13 = 329,136.70 : x
  2. Step 2: Convert to fraction form
    601,073.14/829,491.13 = 329,136.70/x
  3. Step 3: Cross multiply
    601,073.14x = 829,491.13 × 329,136.70
  4. Step 4: Simplify right side
    601,073.14x = 273,015,973,207.47
  5. Step 5: Solve for x
    x = 273,015,973,207.47/601,073.14
  6. Step 6: Final answer
    x = 454,214.23

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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.