Home / 294,942.88-442,134.04-188,026.72

Finding the Fourth Proportional to 294,942.88, 442,134.04 and 188,026.72

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Solution

The fourth proportional to 294,942.88, 442,134.04 and 188,026.72 is: 281,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,942.88 : 442,134.04 = 188,026.72 : x
  2. Step 2: Convert to fraction form
    294,942.88/442,134.04 = 188,026.72/x
  3. Step 3: Cross multiply
    294,942.88x = 442,134.04 × 188,026.72
  4. Step 4: Simplify right side
    294,942.88x = 83,133,013,341.55
  5. Step 5: Solve for x
    x = 83,133,013,341.55/294,942.88
  6. Step 6: Final answer
    x = 281,861.40

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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.