Home / 499,824.10-749,080.05-200,059.30

Finding the Fourth Proportional to 499,824.10, 749,080.05 and 200,059.30

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Solution

The fourth proportional to 499,824.10, 749,080.05 and 200,059.30 is: 299,826.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,824.10 : 749,080.05 = 200,059.30 : x
  2. Step 2: Convert to fraction form
    499,824.10/749,080.05 = 200,059.30/x
  3. Step 3: Cross multiply
    499,824.10x = 749,080.05 × 200,059.30
  4. Step 4: Simplify right side
    499,824.10x = 149,860,430,446.97
  5. Step 5: Solve for x
    x = 149,860,430,446.97/499,824.10
  6. Step 6: Final answer
    x = 299,826.34

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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.