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Finding the Fourth Proportional to 334,461.58, 461,425.60 and 191,144.76

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Solution

The fourth proportional to 334,461.58, 461,425.60 and 191,144.76 is: 263,704.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,461.58 : 461,425.60 = 191,144.76 : x
  2. Step 2: Convert to fraction form
    334,461.58/461,425.60 = 191,144.76/x
  3. Step 3: Cross multiply
    334,461.58x = 461,425.60 × 191,144.76
  4. Step 4: Simplify right side
    334,461.58x = 88,199,085,569.86
  5. Step 5: Solve for x
    x = 88,199,085,569.86/334,461.58
  6. Step 6: Final answer
    x = 263,704.68

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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.