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Finding the Fourth Proportional to 454,496.84, 628,339.40 and 341,122.76

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Solution

The fourth proportional to 454,496.84, 628,339.40 and 341,122.76 is: 471,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,496.84 : 628,339.40 = 341,122.76 : x
  2. Step 2: Convert to fraction form
    454,496.84/628,339.40 = 341,122.76/x
  3. Step 3: Cross multiply
    454,496.84x = 628,339.40 × 341,122.76
  4. Step 4: Simplify right side
    454,496.84x = 214,340,870,344.74
  5. Step 5: Solve for x
    x = 214,340,870,344.74/454,496.84
  6. Step 6: Final answer
    x = 471,600.35

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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.