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Finding the Fourth Proportional to 484,452.16, 668,539.14 and 269,588.54

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Solution

The fourth proportional to 484,452.16, 668,539.14 and 269,588.54 is: 372,029.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,452.16 : 668,539.14 = 269,588.54 : x
  2. Step 2: Convert to fraction form
    484,452.16/668,539.14 = 269,588.54/x
  3. Step 3: Cross multiply
    484,452.16x = 668,539.14 × 269,588.54
  4. Step 4: Simplify right side
    484,452.16x = 180,230,490,685.46
  5. Step 5: Solve for x
    x = 180,230,490,685.46/484,452.16
  6. Step 6: Final answer
    x = 372,029.49

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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.