Home / 393,723.43-590,679.22-127,484.24

Finding the Fourth Proportional to 393,723.43, 590,679.22 and 127,484.24

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Solution

The fourth proportional to 393,723.43, 590,679.22 and 127,484.24 is: 191,256.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,723.43 : 590,679.22 = 127,484.24 : x
  2. Step 2: Convert to fraction form
    393,723.43/590,679.22 = 127,484.24/x
  3. Step 3: Cross multiply
    393,723.43x = 590,679.22 × 127,484.24
  4. Step 4: Simplify right side
    393,723.43x = 75,302,291,445.49
  5. Step 5: Solve for x
    x = 75,302,291,445.49/393,723.43
  6. Step 6: Final answer
    x = 191,256.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.