Home / 672,884.11-928,568.37-366,962.86

Finding the Fourth Proportional to 672,884.11, 928,568.37 and 366,962.86

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Solution

The fourth proportional to 672,884.11, 928,568.37 and 366,962.86 is: 506,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,884.11 : 928,568.37 = 366,962.86 : x
  2. Step 2: Convert to fraction form
    672,884.11/928,568.37 = 366,962.86/x
  3. Step 3: Cross multiply
    672,884.11x = 928,568.37 × 366,962.86
  4. Step 4: Simplify right side
    672,884.11x = 340,750,104,760.74
  5. Step 5: Solve for x
    x = 340,750,104,760.74/672,884.11
  6. Step 6: Final answer
    x = 506,402.37

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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.