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Finding the Fourth Proportional to 310,442.71, 465,651.10 and 88,826.71

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Solution

The fourth proportional to 310,442.71, 465,651.10 and 88,826.71 is: 133,236.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,442.71 : 465,651.10 = 88,826.71 : x
  2. Step 2: Convert to fraction form
    310,442.71/465,651.10 = 88,826.71/x
  3. Step 3: Cross multiply
    310,442.71x = 465,651.10 × 88,826.71
  4. Step 4: Simplify right side
    310,442.71x = 41,362,255,220.88
  5. Step 5: Solve for x
    x = 41,362,255,220.88/310,442.71
  6. Step 6: Final answer
    x = 133,236.36

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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.