Home / 979,202.40-1,468,803.60-821,738.40

Finding the Fourth Proportional to 979,202.40, 1,468,803.60 and 821,738.40

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Solution

The fourth proportional to 979,202.40, 1,468,803.60 and 821,738.40 is: 1,232,607.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,202.40 : 1,468,803.60 = 821,738.40 : x
  2. Step 2: Convert to fraction form
    979,202.40/1,468,803.60 = 821,738.40/x
  3. Step 3: Cross multiply
    979,202.40x = 1,468,803.60 × 821,738.40
  4. Step 4: Simplify right side
    979,202.40x = 1,206,972,320,178.24
  5. Step 5: Solve for x
    x = 1,206,972,320,178.24/979,202.40
  6. Step 6: Final answer
    x = 1,232,607.60

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Similar ratio
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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.