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Finding the Fourth Proportional to 334,023, 499,779 and 234,377.64

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Solution

The fourth proportional to 334,023, 499,779 and 234,377.64 is: 350,685.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,023 : 499,779 = 234,377.64 : x
  2. Step 2: Convert to fraction form
    334,023/499,779 = 234,377.64/x
  3. Step 3: Cross multiply
    334,023x = 499,779 × 234,377.64
  4. Step 4: Simplify right side
    334,023x = 117,137,022,541.56
  5. Step 5: Solve for x
    x = 117,137,022,541.56/334,023
  6. Step 6: Final answer
    x = 350,685.50

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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.