Home / 429,821.12-593,125.92-238,823.36

Finding the Fourth Proportional to 429,821.12, 593,125.92 and 238,823.36

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Solution

The fourth proportional to 429,821.12, 593,125.92 and 238,823.36 is: 329,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,821.12 : 593,125.92 = 238,823.36 : x
  2. Step 2: Convert to fraction form
    429,821.12/593,125.92 = 238,823.36/x
  3. Step 3: Cross multiply
    429,821.12x = 593,125.92 × 238,823.36
  4. Step 4: Simplify right side
    429,821.12x = 141,652,325,117.49
  5. Step 5: Solve for x
    x = 141,652,325,117.49/429,821.12
  6. Step 6: Final answer
    x = 329,561.11

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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.