Home / 341,442.15-512,163.23-163,906.35

Finding the Fourth Proportional to 341,442.15, 512,163.23 and 163,906.35

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Solution

The fourth proportional to 341,442.15, 512,163.23 and 163,906.35 is: 245,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,442.15 : 512,163.23 = 163,906.35 : x
  2. Step 2: Convert to fraction form
    341,442.15/512,163.23 = 163,906.35/x
  3. Step 3: Cross multiply
    341,442.15x = 512,163.23 × 163,906.35
  4. Step 4: Simplify right side
    341,442.15x = 83,946,804,813.98
  5. Step 5: Solve for x
    x = 83,946,804,813.98/341,442.15
  6. Step 6: Final answer
    x = 245,859.53

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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.