Home / 801,967.29-1,203,219.48-262,248.45

Finding the Fourth Proportional to 801,967.29, 1,203,219.48 and 262,248.45

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Solution

The fourth proportional to 801,967.29, 1,203,219.48 and 262,248.45 is: 393,460.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,967.29 : 1,203,219.48 = 262,248.45 : x
  2. Step 2: Convert to fraction form
    801,967.29/1,203,219.48 = 262,248.45/x
  3. Step 3: Cross multiply
    801,967.29x = 1,203,219.48 × 262,248.45
  4. Step 4: Simplify right side
    801,967.29x = 315,542,443,639.81
  5. Step 5: Solve for x
    x = 315,542,443,639.81/801,967.29
  6. Step 6: Final answer
    x = 393,460.49

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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.