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Finding the Fourth Proportional to 423,039.06, 583,793.94 and 232,052.94

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Solution

The fourth proportional to 423,039.06, 583,793.94 and 232,052.94 is: 320,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,039.06 : 583,793.94 = 232,052.94 : x
  2. Step 2: Convert to fraction form
    423,039.06/583,793.94 = 232,052.94/x
  3. Step 3: Cross multiply
    423,039.06x = 583,793.94 × 232,052.94
  4. Step 4: Simplify right side
    423,039.06x = 135,471,101,590.67
  5. Step 5: Solve for x
    x = 135,471,101,590.67/423,039.06
  6. Step 6: Final answer
    x = 320,233.08

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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.