Home / 923,949.29-1,385,973.62-292,912.31

Finding the Fourth Proportional to 923,949.29, 1,385,973.62 and 292,912.31

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Solution

The fourth proportional to 923,949.29, 1,385,973.62 and 292,912.31 is: 439,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,949.29 : 1,385,973.62 = 292,912.31 : x
  2. Step 2: Convert to fraction form
    923,949.29/1,385,973.62 = 292,912.31/x
  3. Step 3: Cross multiply
    923,949.29x = 1,385,973.62 × 292,912.31
  4. Step 4: Simplify right side
    923,949.29x = 405,968,734,633.26
  5. Step 5: Solve for x
    x = 405,968,734,633.26/923,949.29
  6. Step 6: Final answer
    x = 439,384.22

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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.