Home / 294,808.14-406,849.64-165,787.20

Finding the Fourth Proportional to 294,808.14, 406,849.64 and 165,787.20

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Solution

The fourth proportional to 294,808.14, 406,849.64 and 165,787.20 is: 228,794.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,808.14 : 406,849.64 = 165,787.20 : x
  2. Step 2: Convert to fraction form
    294,808.14/406,849.64 = 165,787.20/x
  3. Step 3: Cross multiply
    294,808.14x = 406,849.64 × 165,787.20
  4. Step 4: Simplify right side
    294,808.14x = 67,450,461,807.67
  5. Step 5: Solve for x
    x = 67,450,461,807.67/294,808.14
  6. Step 6: Final answer
    x = 228,794.43

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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.