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Finding the Fourth Proportional to 260,394.69, 390,592.04 and 247,097.73

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Solution

The fourth proportional to 260,394.69, 390,592.04 and 247,097.73 is: 370,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,394.69 : 390,592.04 = 247,097.73 : x
  2. Step 2: Convert to fraction form
    260,394.69/390,592.04 = 247,097.73/x
  3. Step 3: Cross multiply
    260,394.69x = 390,592.04 × 247,097.73
  4. Step 4: Simplify right side
    260,394.69x = 96,514,405,204.58
  5. Step 5: Solve for x
    x = 96,514,405,204.58/260,394.69
  6. Step 6: Final answer
    x = 370,646.60

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1.5x scale

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.