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Finding the Fourth Proportional to 294,267.51, 441,445.18 and 136,511.91

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Solution

The fourth proportional to 294,267.51, 441,445.18 and 136,511.91 is: 204,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,267.51 : 441,445.18 = 136,511.91 : x
  2. Step 2: Convert to fraction form
    294,267.51/441,445.18 = 136,511.91/x
  3. Step 3: Cross multiply
    294,267.51x = 441,445.18 × 136,511.91
  4. Step 4: Simplify right side
    294,267.51x = 60,262,522,133.59
  5. Step 5: Solve for x
    x = 60,262,522,133.59/294,267.51
  6. Step 6: Final answer
    x = 204,788.23

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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.