Home / 743,614.22-1,026,202.80-404,104.34

Finding the Fourth Proportional to 743,614.22, 1,026,202.80 and 404,104.34

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Solution

The fourth proportional to 743,614.22, 1,026,202.80 and 404,104.34 is: 557,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,614.22 : 1,026,202.80 = 404,104.34 : x
  2. Step 2: Convert to fraction form
    743,614.22/1,026,202.80 = 404,104.34/x
  3. Step 3: Cross multiply
    743,614.22x = 1,026,202.80 × 404,104.34
  4. Step 4: Simplify right side
    743,614.22x = 414,693,005,200.15
  5. Step 5: Solve for x
    x = 414,693,005,200.15/743,614.22
  6. Step 6: Final answer
    x = 557,672.24

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1.5x scale

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.