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Finding the Fourth Proportional to 325,355.40, 487,514.70 and 241,374.60

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Solution

The fourth proportional to 325,355.40, 487,514.70 and 241,374.60 is: 361,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,355.40 : 487,514.70 = 241,374.60 : x
  2. Step 2: Convert to fraction form
    325,355.40/487,514.70 = 241,374.60/x
  3. Step 3: Cross multiply
    325,355.40x = 487,514.70 × 241,374.60
  4. Step 4: Simplify right side
    325,355.40x = 117,673,665,706.62
  5. Step 5: Solve for x
    x = 117,673,665,706.62/325,355.40
  6. Step 6: Final answer
    x = 361,677.31

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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.