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Finding the Fourth Proportional to 341,425.60, 512,138.40 and 116,711.35

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Solution

The fourth proportional to 341,425.60, 512,138.40 and 116,711.35 is: 175,067.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,425.60 : 512,138.40 = 116,711.35 : x
  2. Step 2: Convert to fraction form
    341,425.60/512,138.40 = 116,711.35/x
  3. Step 3: Cross multiply
    341,425.60x = 512,138.40 × 116,711.35
  4. Step 4: Simplify right side
    341,425.60x = 59,772,364,050.84
  5. Step 5: Solve for x
    x = 59,772,364,050.84/341,425.60
  6. Step 6: Final answer
    x = 175,067.03

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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.