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Finding the Fourth Proportional to 454,462.84, 628,292.46 and 341,088.76

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Solution

The fourth proportional to 454,462.84, 628,292.46 and 341,088.76 is: 471,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,462.84 : 628,292.46 = 341,088.76 : x
  2. Step 2: Convert to fraction form
    454,462.84/628,292.46 = 341,088.76/x
  3. Step 3: Cross multiply
    454,462.84x = 628,292.46 × 341,088.76
  4. Step 4: Simplify right side
    454,462.84x = 214,303,496,098.75
  5. Step 5: Solve for x
    x = 214,303,496,098.75/454,462.84
  6. Step 6: Final answer
    x = 471,553.40

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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.