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Finding the Fourth Proportional to 382,037.45, 572,982.06 and 363,071.30

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Solution

The fourth proportional to 382,037.45, 572,982.06 and 363,071.30 is: 544,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,037.45 : 572,982.06 = 363,071.30 : x
  2. Step 2: Convert to fraction form
    382,037.45/572,982.06 = 363,071.30/x
  3. Step 3: Cross multiply
    382,037.45x = 572,982.06 × 363,071.30
  4. Step 4: Simplify right side
    382,037.45x = 208,033,341,400.88
  5. Step 5: Solve for x
    x = 208,033,341,400.88/382,037.45
  6. Step 6: Final answer
    x = 544,536.51

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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.