Home / 341,946.10-512,919.15-92,628.10

Finding the Fourth Proportional to 341,946.10, 512,919.15 and 92,628.10

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Solution

The fourth proportional to 341,946.10, 512,919.15 and 92,628.10 is: 138,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,946.10 : 512,919.15 = 92,628.10 : x
  2. Step 2: Convert to fraction form
    341,946.10/512,919.15 = 92,628.10/x
  3. Step 3: Cross multiply
    341,946.10x = 512,919.15 × 92,628.10
  4. Step 4: Simplify right side
    341,946.10x = 47,510,726,318.12
  5. Step 5: Solve for x
    x = 47,510,726,318.12/341,946.10
  6. Step 6: Final answer
    x = 138,942.15

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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.