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Finding the Fourth Proportional to 350,710.08, 483,978.96 and 199,808.16

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Solution

The fourth proportional to 350,710.08, 483,978.96 and 199,808.16 is: 275,734.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,710.08 : 483,978.96 = 199,808.16 : x
  2. Step 2: Convert to fraction form
    350,710.08/483,978.96 = 199,808.16/x
  3. Step 3: Cross multiply
    350,710.08x = 483,978.96 × 199,808.16
  4. Step 4: Simplify right side
    350,710.08x = 96,702,945,476.31
  5. Step 5: Solve for x
    x = 96,702,945,476.31/350,710.08
  6. Step 6: Final answer
    x = 275,734.72

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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.