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Finding the Fourth Proportional to 382,859.52, 574,140.24 and 158,256.24

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Solution

The fourth proportional to 382,859.52, 574,140.24 and 158,256.24 is: 237,322.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,859.52 : 574,140.24 = 158,256.24 : x
  2. Step 2: Convert to fraction form
    382,859.52/574,140.24 = 158,256.24/x
  3. Step 3: Cross multiply
    382,859.52x = 574,140.24 × 158,256.24
  4. Step 4: Simplify right side
    382,859.52x = 90,861,275,615.10
  5. Step 5: Solve for x
    x = 90,861,275,615.10/382,859.52
  6. Step 6: Final answer
    x = 237,322.75

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1.5x scale

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.