Home / 1,672,236.50-2,508,771.39-490,284.50

Finding the Fourth Proportional to 1,672,236.50, 2,508,771.39 and 490,284.50

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Solution

The fourth proportional to 1,672,236.50, 2,508,771.39 and 490,284.50 is: 735,548.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,236.50 : 2,508,771.39 = 490,284.50 : x
  2. Step 2: Convert to fraction form
    1,672,236.50/2,508,771.39 = 490,284.50/x
  3. Step 3: Cross multiply
    1,672,236.50x = 2,508,771.39 × 490,284.50
  4. Step 4: Simplify right side
    1,672,236.50x = 1,230,011,726,560.46
  5. Step 5: Solve for x
    x = 1,230,011,726,560.46/1,672,236.50
  6. Step 6: Final answer
    x = 735,548.91

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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.