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Finding the Fourth Proportional to 240,987.28, 359,326.42 and 234,366.32

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Solution

The fourth proportional to 240,987.28, 359,326.42 and 234,366.32 is: 349,454.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,987.28 : 359,326.42 = 234,366.32 : x
  2. Step 2: Convert to fraction form
    240,987.28/359,326.42 = 234,366.32/x
  3. Step 3: Cross multiply
    240,987.28x = 359,326.42 × 234,366.32
  4. Step 4: Simplify right side
    240,987.28x = 84,214,010,695.12
  5. Step 5: Solve for x
    x = 84,214,010,695.12/240,987.28
  6. Step 6: Final answer
    x = 349,454.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.