Home / 341,718.30-512,577.45-141,972.30

Finding the Fourth Proportional to 341,718.30, 512,577.45 and 141,972.30

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Solution

The fourth proportional to 341,718.30, 512,577.45 and 141,972.30 is: 212,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,718.30 : 512,577.45 = 141,972.30 : x
  2. Step 2: Convert to fraction form
    341,718.30/512,577.45 = 141,972.30/x
  3. Step 3: Cross multiply
    341,718.30x = 512,577.45 × 141,972.30
  4. Step 4: Simplify right side
    341,718.30x = 72,771,799,504.64
  5. Step 5: Solve for x
    x = 72,771,799,504.64/341,718.30
  6. Step 6: Final answer
    x = 212,958.45

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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.