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Finding the Fourth Proportional to 361,051.96, 541,467.08 and 249,449.36

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Solution

The fourth proportional to 361,051.96, 541,467.08 and 249,449.36 is: 374,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,051.96 : 541,467.08 = 249,449.36 : x
  2. Step 2: Convert to fraction form
    361,051.96/541,467.08 = 249,449.36/x
  3. Step 3: Cross multiply
    361,051.96x = 541,467.08 × 249,449.36
  4. Step 4: Simplify right side
    361,051.96x = 135,068,616,567.07
  5. Step 5: Solve for x
    x = 135,068,616,567.07/361,051.96
  6. Step 6: Final answer
    x = 374,097.45

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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.