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Finding the Fourth Proportional to 265,735.54, 398,394.06 and 132,547.24

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Solution

The fourth proportional to 265,735.54, 398,394.06 and 132,547.24 is: 198,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,735.54 : 398,394.06 = 132,547.24 : x
  2. Step 2: Convert to fraction form
    265,735.54/398,394.06 = 132,547.24/x
  3. Step 3: Cross multiply
    265,735.54x = 398,394.06 × 132,547.24
  4. Step 4: Simplify right side
    265,735.54x = 52,806,033,085.39
  5. Step 5: Solve for x
    x = 52,806,033,085.39/265,735.54
  6. Step 6: Final answer
    x = 198,716.49

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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.