Home / 1,691,230.76-2,536,576.02-492,872.74

Finding the Fourth Proportional to 1,691,230.76, 2,536,576.02 and 492,872.74

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Solution

The fourth proportional to 1,691,230.76, 2,536,576.02 and 492,872.74 is: 739,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,230.76 : 2,536,576.02 = 492,872.74 : x
  2. Step 2: Convert to fraction form
    1,691,230.76/2,536,576.02 = 492,872.74/x
  3. Step 3: Cross multiply
    1,691,230.76x = 2,536,576.02 × 492,872.74
  4. Step 4: Simplify right side
    1,691,230.76x = 1,250,209,173,195.69
  5. Step 5: Solve for x
    x = 1,250,209,173,195.69/1,691,230.76
  6. Step 6: Final answer
    x = 739,230.39

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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.