Home / 484,550.19-668,672.55-269,690.34

Finding the Fourth Proportional to 484,550.19, 668,672.55 and 269,690.34

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Solution

The fourth proportional to 484,550.19, 668,672.55 and 269,690.34 is: 372,168.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,550.19 : 668,672.55 = 269,690.34 : x
  2. Step 2: Convert to fraction form
    484,550.19/668,672.55 = 269,690.34/x
  3. Step 3: Cross multiply
    484,550.19x = 668,672.55 × 269,690.34
  4. Step 4: Simplify right side
    484,550.19x = 180,334,527,358.17
  5. Step 5: Solve for x
    x = 180,334,527,358.17/484,550.19
  6. Step 6: Final answer
    x = 372,168.93

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1.5x scale

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.