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Finding the Fourth Proportional to 310,260.64, 464,960.39 and 141,368.22

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Solution

The fourth proportional to 310,260.64, 464,960.39 and 141,368.22 is: 211,856.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,260.64 : 464,960.39 = 141,368.22 : x
  2. Step 2: Convert to fraction form
    310,260.64/464,960.39 = 141,368.22/x
  3. Step 3: Cross multiply
    310,260.64x = 464,960.39 × 141,368.22
  4. Step 4: Simplify right side
    310,260.64x = 65,730,619,673.16
  5. Step 5: Solve for x
    x = 65,730,619,673.16/310,260.64
  6. Step 6: Final answer
    x = 211,856.13

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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.