Home / 426,270.87-588,268.05-232,690.06

Finding the Fourth Proportional to 426,270.87, 588,268.05 and 232,690.06

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Solution

The fourth proportional to 426,270.87, 588,268.05 and 232,690.06 is: 321,120.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,270.87 : 588,268.05 = 232,690.06 : x
  2. Step 2: Convert to fraction form
    426,270.87/588,268.05 = 232,690.06/x
  3. Step 3: Cross multiply
    426,270.87x = 588,268.05 × 232,690.06
  4. Step 4: Simplify right side
    426,270.87x = 136,884,123,745.79
  5. Step 5: Solve for x
    x = 136,884,123,745.79/426,270.87
  6. Step 6: Final answer
    x = 321,120.05

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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.