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Finding the Fourth Proportional to 255,067.20, 382,600.80 and 232,322.40

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Solution

The fourth proportional to 255,067.20, 382,600.80 and 232,322.40 is: 348,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,067.20 : 382,600.80 = 232,322.40 : x
  2. Step 2: Convert to fraction form
    255,067.20/382,600.80 = 232,322.40/x
  3. Step 3: Cross multiply
    255,067.20x = 382,600.80 × 232,322.40
  4. Step 4: Simplify right side
    255,067.20x = 88,886,736,097.92
  5. Step 5: Solve for x
    x = 88,886,736,097.92/255,067.20
  6. Step 6: Final answer
    x = 348,483.60

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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.