Home / 341,275.38-471,130.52-212,255.44

Finding the Fourth Proportional to 341,275.38, 471,130.52 and 212,255.44

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Solution

The fourth proportional to 341,275.38, 471,130.52 and 212,255.44 is: 293,018.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,275.38 : 471,130.52 = 212,255.44 : x
  2. Step 2: Convert to fraction form
    341,275.38/471,130.52 = 212,255.44/x
  3. Step 3: Cross multiply
    341,275.38x = 471,130.52 × 212,255.44
  4. Step 4: Simplify right side
    341,275.38x = 100,000,015,820.03
  5. Step 5: Solve for x
    x = 100,000,015,820.03/341,275.38
  6. Step 6: Final answer
    x = 293,018.55

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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.