Home / 484,587.60-668,730.90-269,723.04

Finding the Fourth Proportional to 484,587.60, 668,730.90 and 269,723.04

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Solution

The fourth proportional to 484,587.60, 668,730.90 and 269,723.04 is: 372,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,587.60 : 668,730.90 = 269,723.04 : x
  2. Step 2: Convert to fraction form
    484,587.60/668,730.90 = 269,723.04/x
  3. Step 3: Cross multiply
    484,587.60x = 668,730.90 × 269,723.04
  4. Step 4: Simplify right side
    484,587.60x = 180,372,131,289.94
  5. Step 5: Solve for x
    x = 180,372,131,289.94/484,587.60
  6. Step 6: Final answer
    x = 372,217.80

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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.