Home / 827,494.52-1,142,057.58-464,946.44

Finding the Fourth Proportional to 827,494.52, 1,142,057.58 and 464,946.44

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Solution

The fourth proportional to 827,494.52, 1,142,057.58 and 464,946.44 is: 641,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,494.52 : 1,142,057.58 = 464,946.44 : x
  2. Step 2: Convert to fraction form
    827,494.52/1,142,057.58 = 464,946.44/x
  3. Step 3: Cross multiply
    827,494.52x = 1,142,057.58 × 464,946.44
  4. Step 4: Simplify right side
    827,494.52x = 530,995,606,096.02
  5. Step 5: Solve for x
    x = 530,995,606,096.02/827,494.52
  6. Step 6: Final answer
    x = 641,690.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.