Home / 396,835.45-547,637.35-233,528.05

Finding the Fourth Proportional to 396,835.45, 547,637.35 and 233,528.05

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Solution

The fourth proportional to 396,835.45, 547,637.35 and 233,528.05 is: 322,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,835.45 : 547,637.35 = 233,528.05 : x
  2. Step 2: Convert to fraction form
    396,835.45/547,637.35 = 233,528.05/x
  3. Step 3: Cross multiply
    396,835.45x = 547,637.35 × 233,528.05
  4. Step 4: Simplify right side
    396,835.45x = 127,888,682,452.67
  5. Step 5: Solve for x
    x = 127,888,682,452.67/396,835.45
  6. Step 6: Final answer
    x = 322,271.32

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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.