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Finding the Fourth Proportional to 484,477.41, 668,573.94 and 269,613.84

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Solution

The fourth proportional to 484,477.41, 668,573.94 and 269,613.84 is: 372,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,477.41 : 668,573.94 = 269,613.84 : x
  2. Step 2: Convert to fraction form
    484,477.41/668,573.94 = 269,613.84/x
  3. Step 3: Cross multiply
    484,477.41x = 668,573.94 × 269,613.84
  4. Step 4: Simplify right side
    484,477.41x = 180,256,787,287.33
  5. Step 5: Solve for x
    x = 180,256,787,287.33/484,477.41
  6. Step 6: Final answer
    x = 372,064.38

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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.