Home / 429,380.35-592,563.39-238,393.75

Finding the Fourth Proportional to 429,380.35, 592,563.39 and 238,393.75

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Solution

The fourth proportional to 429,380.35, 592,563.39 and 238,393.75 is: 328,993.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,380.35 : 592,563.39 = 238,393.75 : x
  2. Step 2: Convert to fraction form
    429,380.35/592,563.39 = 238,393.75/x
  3. Step 3: Cross multiply
    429,380.35x = 592,563.39 × 238,393.75
  4. Step 4: Simplify right side
    429,380.35x = 141,263,408,654.81
  5. Step 5: Solve for x
    x = 141,263,408,654.81/429,380.35
  6. Step 6: Final answer
    x = 328,993.65

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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.