Home / 719,180.96-1,078,888.48-269,937.12

Finding the Fourth Proportional to 719,180.96, 1,078,888.48 and 269,937.12

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Solution

The fourth proportional to 719,180.96, 1,078,888.48 and 269,937.12 is: 404,949.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,180.96 : 1,078,888.48 = 269,937.12 : x
  2. Step 2: Convert to fraction form
    719,180.96/1,078,888.48 = 269,937.12/x
  3. Step 3: Cross multiply
    719,180.96x = 1,078,888.48 × 269,937.12
  4. Step 4: Simplify right side
    719,180.96x = 291,232,049,092.38
  5. Step 5: Solve for x
    x = 291,232,049,092.38/719,180.96
  6. Step 6: Final answer
    x = 404,949.61

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1.5x scale

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.