Home / 371,352.08-512,467.41-210,238.22

Finding the Fourth Proportional to 371,352.08, 512,467.41 and 210,238.22

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Solution

The fourth proportional to 371,352.08, 512,467.41 and 210,238.22 is: 290,129.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,352.08 : 512,467.41 = 210,238.22 : x
  2. Step 2: Convert to fraction form
    371,352.08/512,467.41 = 210,238.22/x
  3. Step 3: Cross multiply
    371,352.08x = 512,467.41 × 210,238.22
  4. Step 4: Simplify right side
    371,352.08x = 107,740,236,086.41
  5. Step 5: Solve for x
    x = 107,740,236,086.41/371,352.08
  6. Step 6: Final answer
    x = 290,129.62

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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.