Home / 1,497.80-2,246.70-923.24

Finding the Fourth Proportional to 1,497.80, 2,246.70 and 923.24

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Solution

The fourth proportional to 1,497.80, 2,246.70 and 923.24 is: 1,384.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.80 : 2,246.70 = 923.24 : x
  2. Step 2: Convert to fraction form
    1,497.80/2,246.70 = 923.24/x
  3. Step 3: Cross multiply
    1,497.80x = 2,246.70 × 923.24
  4. Step 4: Simplify right side
    1,497.80x = 2,074,243.31
  5. Step 5: Solve for x
    x = 2,074,243.31/1,497.80
  6. Step 6: Final answer
    x = 1,384.86

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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.