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Finding the Fourth Proportional to 541,595, 747,426.78 and 326,730.46

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Solution

The fourth proportional to 541,595, 747,426.78 and 326,730.46 is: 450,903.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,595 : 747,426.78 = 326,730.46 : x
  2. Step 2: Convert to fraction form
    541,595/747,426.78 = 326,730.46/x
  3. Step 3: Cross multiply
    541,595x = 747,426.78 × 326,730.46
  4. Step 4: Simplify right side
    541,595x = 244,207,090,274.93
  5. Step 5: Solve for x
    x = 244,207,090,274.93/541,595
  6. Step 6: Final answer
    x = 450,903.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.