Home / 497,190.60-745,883.10-197,620.20

Finding the Fourth Proportional to 497,190.60, 745,883.10 and 197,620.20

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Solution

The fourth proportional to 497,190.60, 745,883.10 and 197,620.20 is: 296,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,190.60 : 745,883.10 = 197,620.20 : x
  2. Step 2: Convert to fraction form
    497,190.60/745,883.10 = 197,620.20/x
  3. Step 3: Cross multiply
    497,190.60x = 745,883.10 × 197,620.20
  4. Step 4: Simplify right side
    497,190.60x = 147,401,567,398.62
  5. Step 5: Solve for x
    x = 147,401,567,398.62/497,190.60
  6. Step 6: Final answer
    x = 296,468.93

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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.