Home / 484,534.90-668,651.41-269,675.02

Finding the Fourth Proportional to 484,534.90, 668,651.41 and 269,675.02

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Solution

The fourth proportional to 484,534.90, 668,651.41 and 269,675.02 is: 372,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,534.90 : 668,651.41 = 269,675.02 : x
  2. Step 2: Convert to fraction form
    484,534.90/668,651.41 = 269,675.02/x
  3. Step 3: Cross multiply
    484,534.90x = 668,651.41 × 269,675.02
  4. Step 4: Simplify right side
    484,534.90x = 180,318,582,364.78
  5. Step 5: Solve for x
    x = 180,318,582,364.78/484,534.90
  6. Step 6: Final answer
    x = 372,147.77

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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.