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Finding the Fourth Proportional to 454,493.34, 628,334.55 and 341,119.26

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Solution

The fourth proportional to 454,493.34, 628,334.55 and 341,119.26 is: 471,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,493.34 : 628,334.55 = 341,119.26 : x
  2. Step 2: Convert to fraction form
    454,493.34/628,334.55 = 341,119.26/x
  3. Step 3: Cross multiply
    454,493.34x = 628,334.55 × 341,119.26
  4. Step 4: Simplify right side
    454,493.34x = 214,337,016,728.43
  5. Step 5: Solve for x
    x = 214,337,016,728.43/454,493.34
  6. Step 6: Final answer
    x = 471,595.51

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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.