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Finding the Fourth Proportional to 777,048.90, 1,165,731 and 244,446.06

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Solution

The fourth proportional to 777,048.90, 1,165,731 and 244,446.06 is: 366,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,048.90 : 1,165,731 = 244,446.06 : x
  2. Step 2: Convert to fraction form
    777,048.90/1,165,731 = 244,446.06/x
  3. Step 3: Cross multiply
    777,048.90x = 1,165,731 × 244,446.06
  4. Step 4: Simplify right side
    777,048.90x = 284,958,349,969.86
  5. Step 5: Solve for x
    x = 284,958,349,969.86/777,048.90
  6. Step 6: Final answer
    x = 366,718.68

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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.