Home / 484,336.31-668,416.05-269,476.82

Finding the Fourth Proportional to 484,336.31, 668,416.05 and 269,476.82

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Solution

The fourth proportional to 484,336.31, 668,416.05 and 269,476.82 is: 371,895.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,336.31 : 668,416.05 = 269,476.82 : x
  2. Step 2: Convert to fraction form
    484,336.31/668,416.05 = 269,476.82/x
  3. Step 3: Cross multiply
    484,336.31x = 668,416.05 × 269,476.82
  4. Step 4: Simplify right side
    484,336.31x = 180,122,631,590.96
  5. Step 5: Solve for x
    x = 180,122,631,590.96/484,336.31
  6. Step 6: Final answer
    x = 371,895.78

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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.