Home / 542,557.11-748,659.96-297,477.36

Finding the Fourth Proportional to 542,557.11, 748,659.96 and 297,477.36

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Solution

The fourth proportional to 542,557.11, 748,659.96 and 297,477.36 is: 410,481.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,557.11 : 748,659.96 = 297,477.36 : x
  2. Step 2: Convert to fraction form
    542,557.11/748,659.96 = 297,477.36/x
  3. Step 3: Cross multiply
    542,557.11x = 748,659.96 × 297,477.36
  4. Step 4: Simplify right side
    542,557.11x = 222,709,388,438.51
  5. Step 5: Solve for x
    x = 222,709,388,438.51/542,557.11
  6. Step 6: Final answer
    x = 410,481.01

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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.