Home / 806,739.36-1,113,174.54-467,142

Finding the Fourth Proportional to 806,739.36, 1,113,174.54 and 467,142

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Solution

The fourth proportional to 806,739.36, 1,113,174.54 and 467,142 is: 644,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,739.36 : 1,113,174.54 = 467,142 : x
  2. Step 2: Convert to fraction form
    806,739.36/1,113,174.54 = 467,142/x
  3. Step 3: Cross multiply
    806,739.36x = 1,113,174.54 × 467,142
  4. Step 4: Simplify right side
    806,739.36x = 520,010,580,964.68
  5. Step 5: Solve for x
    x = 520,010,580,964.68/806,739.36
  6. Step 6: Final answer
    x = 644,583.13

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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.