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Finding the Fourth Proportional to 329,700.58, 494,537.19 and 152,148.58

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Solution

The fourth proportional to 329,700.58, 494,537.19 and 152,148.58 is: 228,216.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,700.58 : 494,537.19 = 152,148.58 : x
  2. Step 2: Convert to fraction form
    329,700.58/494,537.19 = 152,148.58/x
  3. Step 3: Cross multiply
    329,700.58x = 494,537.19 × 152,148.58
  4. Step 4: Simplify right side
    329,700.58x = 75,243,131,215.69
  5. Step 5: Solve for x
    x = 75,243,131,215.69/329,700.58
  6. Step 6: Final answer
    x = 228,216.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.