Home / 377,947.62-521,569.13-208,181.34

Finding the Fourth Proportional to 377,947.62, 521,569.13 and 208,181.34

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Solution

The fourth proportional to 377,947.62, 521,569.13 and 208,181.34 is: 287,291.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,947.62 : 521,569.13 = 208,181.34 : x
  2. Step 2: Convert to fraction form
    377,947.62/521,569.13 = 208,181.34/x
  3. Step 3: Cross multiply
    377,947.62x = 521,569.13 × 208,181.34
  4. Step 4: Simplify right side
    377,947.62x = 108,580,959,345.13
  5. Step 5: Solve for x
    x = 108,580,959,345.13/377,947.62
  6. Step 6: Final answer
    x = 287,291.03

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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.