Home / 484,535.15-668,651.76-269,675.27

Finding the Fourth Proportional to 484,535.15, 668,651.76 and 269,675.27

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Solution

The fourth proportional to 484,535.15, 668,651.76 and 269,675.27 is: 372,148.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,535.15 : 668,651.76 = 269,675.27 : x
  2. Step 2: Convert to fraction form
    484,535.15/668,651.76 = 269,675.27/x
  3. Step 3: Cross multiply
    484,535.15x = 668,651.76 × 269,675.27
  4. Step 4: Simplify right side
    484,535.15x = 180,318,843,913.98
  5. Step 5: Solve for x
    x = 180,318,843,913.98/484,535.15
  6. Step 6: Final answer
    x = 372,148.12

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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.