Home / 672,021.65-1,008,032.48-251,242.85

Finding the Fourth Proportional to 672,021.65, 1,008,032.48 and 251,242.85

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Solution

The fourth proportional to 672,021.65, 1,008,032.48 and 251,242.85 is: 376,864.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,021.65 : 1,008,032.48 = 251,242.85 : x
  2. Step 2: Convert to fraction form
    672,021.65/1,008,032.48 = 251,242.85/x
  3. Step 3: Cross multiply
    672,021.65x = 1,008,032.48 × 251,242.85
  4. Step 4: Simplify right side
    672,021.65x = 253,260,951,911.55
  5. Step 5: Solve for x
    x = 253,260,951,911.55/672,021.65
  6. Step 6: Final answer
    x = 376,864.28

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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.