Home / 885,506.16-1,327,470.24-324,409.44

Finding the Fourth Proportional to 885,506.16, 1,327,470.24 and 324,409.44

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Solution

The fourth proportional to 885,506.16, 1,327,470.24 and 324,409.44 is: 486,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,506.16 : 1,327,470.24 = 324,409.44 : x
  2. Step 2: Convert to fraction form
    885,506.16/1,327,470.24 = 324,409.44/x
  3. Step 3: Cross multiply
    885,506.16x = 1,327,470.24 × 324,409.44
  4. Step 4: Simplify right side
    885,506.16x = 430,643,877,175.07
  5. Step 5: Solve for x
    x = 430,643,877,175.07/885,506.16
  6. Step 6: Final answer
    x = 486,325.11

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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.