Home / 917,924.33-1,376,560.68-269,319.50

Finding the Fourth Proportional to 917,924.33, 1,376,560.68 and 269,319.50

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Solution

The fourth proportional to 917,924.33, 1,376,560.68 and 269,319.50 is: 403,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,924.33 : 1,376,560.68 = 269,319.50 : x
  2. Step 2: Convert to fraction form
    917,924.33/1,376,560.68 = 269,319.50/x
  3. Step 3: Cross multiply
    917,924.33x = 1,376,560.68 × 269,319.50
  4. Step 4: Simplify right side
    917,924.33x = 370,734,631,326.61
  5. Step 5: Solve for x
    x = 370,734,631,326.61/917,924.33
  6. Step 6: Final answer
    x = 403,883.65

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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.