Home / 493,977.30-739,929.15-272,102.10

Finding the Fourth Proportional to 493,977.30, 739,929.15 and 272,102.10

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Solution

The fourth proportional to 493,977.30, 739,929.15 and 272,102.10 is: 407,582.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,977.30 : 739,929.15 = 272,102.10 : x
  2. Step 2: Convert to fraction form
    493,977.30/739,929.15 = 272,102.10/x
  3. Step 3: Cross multiply
    493,977.30x = 739,929.15 × 272,102.10
  4. Step 4: Simplify right side
    493,977.30x = 201,336,275,566.22
  5. Step 5: Solve for x
    x = 201,336,275,566.22/493,977.30
  6. Step 6: Final answer
    x = 407,582.04

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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.