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Finding the Fourth Proportional to 260,042.90, 363,593.50 and 260,042.90

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Solution

The fourth proportional to 260,042.90, 363,593.50 and 260,042.90 is: 363,593.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,042.90 : 363,593.50 = 260,042.90 : x
  2. Step 2: Convert to fraction form
    260,042.90/363,593.50 = 260,042.90/x
  3. Step 3: Cross multiply
    260,042.90x = 363,593.50 × 260,042.90
  4. Step 4: Simplify right side
    260,042.90x = 94,549,908,161.15
  5. Step 5: Solve for x
    x = 94,549,908,161.15/260,042.90
  6. Step 6: Final answer
    x = 363,593.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.