Home / 827,424.72-1,141,846.20-464,848.56

Finding the Fourth Proportional to 827,424.72, 1,141,846.20 and 464,848.56

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Solution

The fourth proportional to 827,424.72, 1,141,846.20 and 464,848.56 is: 641,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,424.72 : 1,141,846.20 = 464,848.56 : x
  2. Step 2: Convert to fraction form
    827,424.72/1,141,846.20 = 464,848.56/x
  3. Step 3: Cross multiply
    827,424.72x = 1,141,846.20 × 464,848.56
  4. Step 4: Simplify right side
    827,424.72x = 530,785,561,811.47
  5. Step 5: Solve for x
    x = 530,785,561,811.47/827,424.72
  6. Step 6: Final answer
    x = 641,491.06

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1.5x scale

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.