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Finding the Fourth Proportional to 260,432.44, 390,687.66 and 94,259.32

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Solution

The fourth proportional to 260,432.44, 390,687.66 and 94,259.32 is: 141,403.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,432.44 : 390,687.66 = 94,259.32 : x
  2. Step 2: Convert to fraction form
    260,432.44/390,687.66 = 94,259.32/x
  3. Step 3: Cross multiply
    260,432.44x = 390,687.66 × 94,259.32
  4. Step 4: Simplify right side
    260,432.44x = 36,825,952,187.27
  5. Step 5: Solve for x
    x = 36,825,952,187.27/260,432.44
  6. Step 6: Final answer
    x = 141,403.09

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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.