Home / 375,342.32-561,600.93-263,241.35

Finding the Fourth Proportional to 375,342.32, 561,600.93 and 263,241.35

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Solution

The fourth proportional to 375,342.32, 561,600.93 and 263,241.35 is: 393,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,342.32 : 561,600.93 = 263,241.35 : x
  2. Step 2: Convert to fraction form
    375,342.32/561,600.93 = 263,241.35/x
  3. Step 3: Cross multiply
    375,342.32x = 561,600.93 × 263,241.35
  4. Step 4: Simplify right side
    375,342.32x = 147,836,586,974.46
  5. Step 5: Solve for x
    x = 147,836,586,974.46/375,342.32
  6. Step 6: Final answer
    x = 393,871.36

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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.