Home / 450,601.13-675,434.45-281,733.75

Finding the Fourth Proportional to 450,601.13, 675,434.45 and 281,733.75

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Solution

The fourth proportional to 450,601.13, 675,434.45 and 281,733.75 is: 422,308.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,601.13 : 675,434.45 = 281,733.75 : x
  2. Step 2: Convert to fraction form
    450,601.13/675,434.45 = 281,733.75/x
  3. Step 3: Cross multiply
    450,601.13x = 675,434.45 × 281,733.75
  4. Step 4: Simplify right side
    450,601.13x = 190,292,681,182.02
  5. Step 5: Solve for x
    x = 190,292,681,182.02/450,601.13
  6. Step 6: Final answer
    x = 422,308.48

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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.