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Finding the Fourth Proportional to 452,993.13, 679,487.67 and 116,033.13

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Solution

The fourth proportional to 452,993.13, 679,487.67 and 116,033.13 is: 174,049.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,993.13 : 679,487.67 = 116,033.13 : x
  2. Step 2: Convert to fraction form
    452,993.13/679,487.67 = 116,033.13/x
  3. Step 3: Cross multiply
    452,993.13x = 679,487.67 × 116,033.13
  4. Step 4: Simplify right side
    452,993.13x = 78,843,081,146.51
  5. Step 5: Solve for x
    x = 78,843,081,146.51/452,993.13
  6. Step 6: Final answer
    x = 174,049.18

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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.