Home / 522,719.64-721,087.45-341,537.63

Finding the Fourth Proportional to 522,719.64, 721,087.45 and 341,537.63

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Solution

The fourth proportional to 522,719.64, 721,087.45 and 341,537.63 is: 471,148.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,719.64 : 721,087.45 = 341,537.63 : x
  2. Step 2: Convert to fraction form
    522,719.64/721,087.45 = 341,537.63/x
  3. Step 3: Cross multiply
    522,719.64x = 721,087.45 × 341,537.63
  4. Step 4: Simplify right side
    522,719.64x = 246,278,494,236.46
  5. Step 5: Solve for x
    x = 246,278,494,236.46/522,719.64
  6. Step 6: Final answer
    x = 471,148.35

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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.