Home / 349,828.60-524,742.90-329,092.60

Finding the Fourth Proportional to 349,828.60, 524,742.90 and 329,092.60

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Solution

The fourth proportional to 349,828.60, 524,742.90 and 329,092.60 is: 493,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,828.60 : 524,742.90 = 329,092.60 : x
  2. Step 2: Convert to fraction form
    349,828.60/524,742.90 = 329,092.60/x
  3. Step 3: Cross multiply
    349,828.60x = 524,742.90 × 329,092.60
  4. Step 4: Simplify right side
    349,828.60x = 172,689,005,292.54
  5. Step 5: Solve for x
    x = 172,689,005,292.54/349,828.60
  6. Step 6: Final answer
    x = 493,638.90

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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.