Home / 670,695.69-1,006,044.20-271,339.86

Finding the Fourth Proportional to 670,695.69, 1,006,044.20 and 271,339.86

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Solution

The fourth proportional to 670,695.69, 1,006,044.20 and 271,339.86 is: 407,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,695.69 : 1,006,044.20 = 271,339.86 : x
  2. Step 2: Convert to fraction form
    670,695.69/1,006,044.20 = 271,339.86/x
  3. Step 3: Cross multiply
    670,695.69x = 1,006,044.20 × 271,339.86
  4. Step 4: Simplify right side
    670,695.69x = 272,979,891,025.11
  5. Step 5: Solve for x
    x = 272,979,891,025.11/670,695.69
  6. Step 6: Final answer
    x = 407,010.06

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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.