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Finding the Fourth Proportional to 412,669.53, 569,602.98 and 267,470.37

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Solution

The fourth proportional to 412,669.53, 569,602.98 and 267,470.37 is: 369,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,669.53 : 569,602.98 = 267,470.37 : x
  2. Step 2: Convert to fraction form
    412,669.53/569,602.98 = 267,470.37/x
  3. Step 3: Cross multiply
    412,669.53x = 569,602.98 × 267,470.37
  4. Step 4: Simplify right side
    412,669.53x = 152,351,919,813.70
  5. Step 5: Solve for x
    x = 152,351,919,813.70/412,669.53
  6. Step 6: Final answer
    x = 369,186.26

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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.