Home / 1,344,773.75-2,017,455.73-398,218.01

Finding the Fourth Proportional to 1,344,773.75, 2,017,455.73 and 398,218.01

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Solution

The fourth proportional to 1,344,773.75, 2,017,455.73 and 398,218.01 is: 597,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,773.75 : 2,017,455.73 = 398,218.01 : x
  2. Step 2: Convert to fraction form
    1,344,773.75/2,017,455.73 = 398,218.01/x
  3. Step 3: Cross multiply
    1,344,773.75x = 2,017,455.73 × 398,218.01
  4. Step 4: Simplify right side
    1,344,773.75x = 803,387,194,980.87
  5. Step 5: Solve for x
    x = 803,387,194,980.87/1,344,773.75
  6. Step 6: Final answer
    x = 597,414.40

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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.