Home / 345,008.20-476,054.94-199,762.24

Finding the Fourth Proportional to 345,008.20, 476,054.94 and 199,762.24

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Solution

The fourth proportional to 345,008.20, 476,054.94 and 199,762.24 is: 275,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,008.20 : 476,054.94 = 199,762.24 : x
  2. Step 2: Convert to fraction form
    345,008.20/476,054.94 = 199,762.24/x
  3. Step 3: Cross multiply
    345,008.20x = 476,054.94 × 199,762.24
  4. Step 4: Simplify right side
    345,008.20x = 95,097,801,177.47
  5. Step 5: Solve for x
    x = 95,097,801,177.47/345,008.20
  6. Step 6: Final answer
    x = 275,639.25

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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.