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Finding the Fourth Proportional to 294,510.72, 441,101.44 and 136,407.04

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Solution

The fourth proportional to 294,510.72, 441,101.44 and 136,407.04 is: 204,302.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,510.72 : 441,101.44 = 136,407.04 : x
  2. Step 2: Convert to fraction form
    294,510.72/441,101.44 = 136,407.04/x
  3. Step 3: Cross multiply
    294,510.72x = 441,101.44 × 136,407.04
  4. Step 4: Simplify right side
    294,510.72x = 60,169,341,770.14
  5. Step 5: Solve for x
    x = 60,169,341,770.14/294,510.72
  6. Step 6: Final answer
    x = 204,302.72

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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.