Home / 885,791.11-1,328,042.98-353,152.39

Finding the Fourth Proportional to 885,791.11, 1,328,042.98 and 353,152.39

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Solution

The fourth proportional to 885,791.11, 1,328,042.98 and 353,152.39 is: 529,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,791.11 : 1,328,042.98 = 353,152.39 : x
  2. Step 2: Convert to fraction form
    885,791.11/1,328,042.98 = 353,152.39/x
  3. Step 3: Cross multiply
    885,791.11x = 1,328,042.98 × 353,152.39
  4. Step 4: Simplify right side
    885,791.11x = 469,001,552,409.72
  5. Step 5: Solve for x
    x = 469,001,552,409.72/885,791.11
  6. Step 6: Final answer
    x = 529,471.96

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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.