Home / 629,001.02-867,998.49-342,514.82

Finding the Fourth Proportional to 629,001.02, 867,998.49 and 342,514.82

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Solution

The fourth proportional to 629,001.02, 867,998.49 and 342,514.82 is: 472,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,001.02 : 867,998.49 = 342,514.82 : x
  2. Step 2: Convert to fraction form
    629,001.02/867,998.49 = 342,514.82/x
  3. Step 3: Cross multiply
    629,001.02x = 867,998.49 × 342,514.82
  4. Step 4: Simplify right side
    629,001.02x = 297,302,346,562.62
  5. Step 5: Solve for x
    x = 297,302,346,562.62/629,001.02
  6. Step 6: Final answer
    x = 472,657.97

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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.