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Finding the Fourth Proportional to 416,333.42, 624,522.42 and 132,045.55

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Solution

The fourth proportional to 416,333.42, 624,522.42 and 132,045.55 is: 198,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,333.42 : 624,522.42 = 132,045.55 : x
  2. Step 2: Convert to fraction form
    416,333.42/624,522.42 = 132,045.55/x
  3. Step 3: Cross multiply
    416,333.42x = 624,522.42 × 132,045.55
  4. Step 4: Simplify right side
    416,333.42x = 82,465,408,709.03
  5. Step 5: Solve for x
    x = 82,465,408,709.03/416,333.42
  6. Step 6: Final answer
    x = 198,075.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.