Home / 495,939.03-743,628.48-453,620.58

Finding the Fourth Proportional to 495,939.03, 743,628.48 and 453,620.58

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Solution

The fourth proportional to 495,939.03, 743,628.48 and 453,620.58 is: 680,174.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,939.03 : 743,628.48 = 453,620.58 : x
  2. Step 2: Convert to fraction form
    495,939.03/743,628.48 = 453,620.58/x
  3. Step 3: Cross multiply
    495,939.03x = 743,628.48 × 453,620.58
  4. Step 4: Simplify right side
    495,939.03x = 337,325,182,402.12
  5. Step 5: Solve for x
    x = 337,325,182,402.12/495,939.03
  6. Step 6: Final answer
    x = 680,174.70

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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.