Home / 294,860.46-406,921.62-165,839.34

Finding the Fourth Proportional to 294,860.46, 406,921.62 and 165,839.34

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Solution

The fourth proportional to 294,860.46, 406,921.62 and 165,839.34 is: 228,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,860.46 : 406,921.62 = 165,839.34 : x
  2. Step 2: Convert to fraction form
    294,860.46/406,921.62 = 165,839.34/x
  3. Step 3: Cross multiply
    294,860.46x = 406,921.62 × 165,839.34
  4. Step 4: Simplify right side
    294,860.46x = 67,483,612,892.53
  5. Step 5: Solve for x
    x = 67,483,612,892.53/294,860.46
  6. Step 6: Final answer
    x = 228,866.27

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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.