Home / 345,732.52-518,593.63-210,836.23

Finding the Fourth Proportional to 345,732.52, 518,593.63 and 210,836.23

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Solution

The fourth proportional to 345,732.52, 518,593.63 and 210,836.23 is: 316,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,732.52 : 518,593.63 = 210,836.23 : x
  2. Step 2: Convert to fraction form
    345,732.52/518,593.63 = 210,836.23/x
  3. Step 3: Cross multiply
    345,732.52x = 518,593.63 × 210,836.23
  4. Step 4: Simplify right side
    345,732.52x = 109,338,322,204.07
  5. Step 5: Solve for x
    x = 109,338,322,204.07/345,732.52
  6. Step 6: Final answer
    x = 316,251.20

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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.