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Finding the Fourth Proportional to 361,045.96, 541,458.07 and 249,443.35

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Solution

The fourth proportional to 361,045.96, 541,458.07 and 249,443.35 is: 374,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,045.96 : 541,458.07 = 249,443.35 : x
  2. Step 2: Convert to fraction form
    361,045.96/541,458.07 = 249,443.35/x
  3. Step 3: Cross multiply
    361,045.96x = 541,458.07 × 249,443.35
  4. Step 4: Simplify right side
    361,045.96x = 135,063,112,888.08
  5. Step 5: Solve for x
    x = 135,063,112,888.08/361,045.96
  6. Step 6: Final answer
    x = 374,088.42

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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.