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Finding the Fourth Proportional to 350,593.27, 483,818.67 and 189,448.32

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Solution

The fourth proportional to 350,593.27, 483,818.67 and 189,448.32 is: 261,438.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,593.27 : 483,818.67 = 189,448.32 : x
  2. Step 2: Convert to fraction form
    350,593.27/483,818.67 = 189,448.32/x
  3. Step 3: Cross multiply
    350,593.27x = 483,818.67 × 189,448.32
  4. Step 4: Simplify right side
    350,593.27x = 91,658,634,216.13
  5. Step 5: Solve for x
    x = 91,658,634,216.13/350,593.27
  6. Step 6: Final answer
    x = 261,438.66

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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.