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Finding the Fourth Proportional to 602,178.26, 903,617.30 and 269,754.26

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Solution

The fourth proportional to 602,178.26, 903,617.30 and 269,754.26 is: 404,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,178.26 : 903,617.30 = 269,754.26 : x
  2. Step 2: Convert to fraction form
    602,178.26/903,617.30 = 269,754.26/x
  3. Step 3: Cross multiply
    602,178.26x = 903,617.30 × 269,754.26
  4. Step 4: Simplify right side
    602,178.26x = 243,754,616,084.70
  5. Step 5: Solve for x
    x = 243,754,616,084.70/602,178.26
  6. Step 6: Final answer
    x = 404,788.14

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1.5x scale

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.