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Finding the Fourth Proportional to 252,703, 348,314.85 and 179,140.50

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Solution

The fourth proportional to 252,703, 348,314.85 and 179,140.50 is: 246,919.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,703 : 348,314.85 = 179,140.50 : x
  2. Step 2: Convert to fraction form
    252,703/348,314.85 = 179,140.50/x
  3. Step 3: Cross multiply
    252,703x = 348,314.85 × 179,140.50
  4. Step 4: Simplify right side
    252,703x = 62,397,296,386.43
  5. Step 5: Solve for x
    x = 62,397,296,386.43/252,703
  6. Step 6: Final answer
    x = 246,919.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.