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Finding the Fourth Proportional to 367,250.34, 549,694.50 and 189,515.28

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Solution

The fourth proportional to 367,250.34, 549,694.50 and 189,515.28 is: 283,663.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,250.34 : 549,694.50 = 189,515.28 : x
  2. Step 2: Convert to fraction form
    367,250.34/549,694.50 = 189,515.28/x
  3. Step 3: Cross multiply
    367,250.34x = 549,694.50 × 189,515.28
  4. Step 4: Simplify right side
    367,250.34x = 104,175,507,081.96
  5. Step 5: Solve for x
    x = 104,175,507,081.96/367,250.34
  6. Step 6: Final answer
    x = 283,663.47

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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.