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Finding the Fourth Proportional to 374,805.41, 562,208.09 and 108,565.97

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Solution

The fourth proportional to 374,805.41, 562,208.09 and 108,565.97 is: 162,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,805.41 : 562,208.09 = 108,565.97 : x
  2. Step 2: Convert to fraction form
    374,805.41/562,208.09 = 108,565.97/x
  3. Step 3: Cross multiply
    374,805.41x = 562,208.09 × 108,565.97
  4. Step 4: Simplify right side
    374,805.41x = 61,036,663,278.83
  5. Step 5: Solve for x
    x = 61,036,663,278.83/374,805.41
  6. Step 6: Final answer
    x = 162,848.94

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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.