Home / 341,982.10-512,195.55-216,010.90

Finding the Fourth Proportional to 341,982.10, 512,195.55 and 216,010.90

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Solution

The fourth proportional to 341,982.10, 512,195.55 and 216,010.90 is: 323,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,982.10 : 512,195.55 = 216,010.90 : x
  2. Step 2: Convert to fraction form
    341,982.10/512,195.55 = 216,010.90/x
  3. Step 3: Cross multiply
    341,982.10x = 512,195.55 × 216,010.90
  4. Step 4: Simplify right side
    341,982.10x = 110,639,821,731.50
  5. Step 5: Solve for x
    x = 110,639,821,731.50/341,982.10
  6. Step 6: Final answer
    x = 323,525.18

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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.