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Finding the Fourth Proportional to 269,315.34, 371,657.71 and 148,460.96

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Solution

The fourth proportional to 269,315.34, 371,657.71 and 148,460.96 is: 204,877.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,315.34 : 371,657.71 = 148,460.96 : x
  2. Step 2: Convert to fraction form
    269,315.34/371,657.71 = 148,460.96/x
  3. Step 3: Cross multiply
    269,315.34x = 371,657.71 × 148,460.96
  4. Step 4: Simplify right side
    269,315.34x = 55,176,660,418.00
  5. Step 5: Solve for x
    x = 55,176,660,418.00/269,315.34
  6. Step 6: Final answer
    x = 204,877.53

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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.