Home / 371,333.43-512,452.34-210,185.02

Finding the Fourth Proportional to 371,333.43, 512,452.34 and 210,185.02

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Solution

The fourth proportional to 371,333.43, 512,452.34 and 210,185.02 is: 290,062.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,333.43 : 512,452.34 = 210,185.02 : x
  2. Step 2: Convert to fraction form
    371,333.43/512,452.34 = 210,185.02/x
  3. Step 3: Cross multiply
    371,333.43x = 512,452.34 × 210,185.02
  4. Step 4: Simplify right side
    371,333.43x = 107,709,805,331.95
  5. Step 5: Solve for x
    x = 107,709,805,331.95/371,333.43
  6. Step 6: Final answer
    x = 290,062.24

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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.