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Finding the Fourth Proportional to 442,187.58, 610,235.19 and 251,233.32

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Solution

The fourth proportional to 442,187.58, 610,235.19 and 251,233.32 is: 346,711.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,187.58 : 610,235.19 = 251,233.32 : x
  2. Step 2: Convert to fraction form
    442,187.58/610,235.19 = 251,233.32/x
  3. Step 3: Cross multiply
    442,187.58x = 610,235.19 × 251,233.32
  4. Step 4: Simplify right side
    442,187.58x = 153,311,412,764.53
  5. Step 5: Solve for x
    x = 153,311,412,764.53/442,187.58
  6. Step 6: Final answer
    x = 346,711.26

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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.