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Finding the Fourth Proportional to 382,037.40, 573,315.30 and 248,592.60

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Solution

The fourth proportional to 382,037.40, 573,315.30 and 248,592.60 is: 373,057.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,037.40 : 573,315.30 = 248,592.60 : x
  2. Step 2: Convert to fraction form
    382,037.40/573,315.30 = 248,592.60/x
  3. Step 3: Cross multiply
    382,037.40x = 573,315.30 × 248,592.60
  4. Step 4: Simplify right side
    382,037.40x = 142,521,941,046.78
  5. Step 5: Solve for x
    x = 142,521,941,046.78/382,037.40
  6. Step 6: Final answer
    x = 373,057.56

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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.