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Finding the Fourth Proportional to 310,453.74, 465,667.56 and 88,837.74

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Solution

The fourth proportional to 310,453.74, 465,667.56 and 88,837.74 is: 133,252.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,453.74 : 465,667.56 = 88,837.74 : x
  2. Step 2: Convert to fraction form
    310,453.74/465,667.56 = 88,837.74/x
  3. Step 3: Cross multiply
    310,453.74x = 465,667.56 × 88,837.74
  4. Step 4: Simplify right side
    310,453.74x = 41,368,853,621.71
  5. Step 5: Solve for x
    x = 41,368,853,621.71/310,453.74
  6. Step 6: Final answer
    x = 133,252.88

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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.