Home / 695,985.44-960,414.44-409,450.16

Finding the Fourth Proportional to 695,985.44, 960,414.44 and 409,450.16

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Solution

The fourth proportional to 695,985.44, 960,414.44 and 409,450.16 is: 565,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,985.44 : 960,414.44 = 409,450.16 : x
  2. Step 2: Convert to fraction form
    695,985.44/960,414.44 = 409,450.16/x
  3. Step 3: Cross multiply
    695,985.44x = 960,414.44 × 409,450.16
  4. Step 4: Simplify right side
    695,985.44x = 393,241,846,478.10
  5. Step 5: Solve for x
    x = 393,241,846,478.10/695,985.44
  6. Step 6: Final answer
    x = 565,014.48

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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.