Home / 341,407.47-471,071.96-196,185.20

Finding the Fourth Proportional to 341,407.47, 471,071.96 and 196,185.20

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Solution

The fourth proportional to 341,407.47, 471,071.96 and 196,185.20 is: 270,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,407.47 : 471,071.96 = 196,185.20 : x
  2. Step 2: Convert to fraction form
    341,407.47/471,071.96 = 196,185.20/x
  3. Step 3: Cross multiply
    341,407.47x = 471,071.96 × 196,185.20
  4. Step 4: Simplify right side
    341,407.47x = 92,417,346,686.99
  5. Step 5: Solve for x
    x = 92,417,346,686.99/341,407.47
  6. Step 6: Final answer
    x = 270,695.15

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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.