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Finding the Fourth Proportional to 261,437.97, 360,754.74 and 146,701.59

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Solution

The fourth proportional to 261,437.97, 360,754.74 and 146,701.59 is: 202,431.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,437.97 : 360,754.74 = 146,701.59 : x
  2. Step 2: Convert to fraction form
    261,437.97/360,754.74 = 146,701.59/x
  3. Step 3: Cross multiply
    261,437.97x = 360,754.74 × 146,701.59
  4. Step 4: Simplify right side
    261,437.97x = 52,923,293,958.04
  5. Step 5: Solve for x
    x = 52,923,293,958.04/261,437.97
  6. Step 6: Final answer
    x = 202,431.55

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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.