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Finding the Fourth Proportional to 352,762.87, 486,818.00 and 199,797.26

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Solution

The fourth proportional to 352,762.87, 486,818.00 and 199,797.26 is: 275,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,762.87 : 486,818.00 = 199,797.26 : x
  2. Step 2: Convert to fraction form
    352,762.87/486,818.00 = 199,797.26/x
  3. Step 3: Cross multiply
    352,762.87x = 486,818.00 × 199,797.26
  4. Step 4: Simplify right side
    352,762.87x = 97,264,901,204.02
  5. Step 5: Solve for x
    x = 97,264,901,204.02/352,762.87
  6. Step 6: Final answer
    x = 275,723.18

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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.