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Finding the Fourth Proportional to 334,915.56, 462,156.66 and 191,642.76

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Solution

The fourth proportional to 334,915.56, 462,156.66 and 191,642.76 is: 264,451.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,915.56 : 462,156.66 = 191,642.76 : x
  2. Step 2: Convert to fraction form
    334,915.56/462,156.66 = 191,642.76/x
  3. Step 3: Cross multiply
    334,915.56x = 462,156.66 × 191,642.76
  4. Step 4: Simplify right side
    334,915.56x = 88,568,977,874.78
  5. Step 5: Solve for x
    x = 88,568,977,874.78/334,915.56
  6. Step 6: Final answer
    x = 264,451.67

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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.