Home / 442,282.58-609,867.63-298,793.48

Finding the Fourth Proportional to 442,282.58, 609,867.63 and 298,793.48

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Solution

The fourth proportional to 442,282.58, 609,867.63 and 298,793.48 is: 412,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,282.58 : 609,867.63 = 298,793.48 : x
  2. Step 2: Convert to fraction form
    442,282.58/609,867.63 = 298,793.48/x
  3. Step 3: Cross multiply
    442,282.58x = 609,867.63 × 298,793.48
  4. Step 4: Simplify right side
    442,282.58x = 182,224,471,507.05
  5. Step 5: Solve for x
    x = 182,224,471,507.05/442,282.58
  6. Step 6: Final answer
    x = 412,009.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.