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Finding the Fourth Proportional to 442,580.66, 610,758.52 and 251,594.06

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Solution

The fourth proportional to 442,580.66, 610,758.52 and 251,594.06 is: 347,198.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,580.66 : 610,758.52 = 251,594.06 : x
  2. Step 2: Convert to fraction form
    442,580.66/610,758.52 = 251,594.06/x
  3. Step 3: Cross multiply
    442,580.66x = 610,758.52 × 251,594.06
  4. Step 4: Simplify right side
    442,580.66x = 153,663,215,726.39
  5. Step 5: Solve for x
    x = 153,663,215,726.39/442,580.66
  6. Step 6: Final answer
    x = 347,198.22

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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.