Home / 874,273.77-1,206,496.41-492,303.29

Finding the Fourth Proportional to 874,273.77, 1,206,496.41 and 492,303.29

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Solution

The fourth proportional to 874,273.77, 1,206,496.41 and 492,303.29 is: 679,377.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,273.77 : 1,206,496.41 = 492,303.29 : x
  2. Step 2: Convert to fraction form
    874,273.77/1,206,496.41 = 492,303.29/x
  3. Step 3: Cross multiply
    874,273.77x = 1,206,496.41 × 492,303.29
  4. Step 4: Simplify right side
    874,273.77x = 593,962,145,983.71
  5. Step 5: Solve for x
    x = 593,962,145,983.71/874,273.77
  6. Step 6: Final answer
    x = 679,377.75

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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.