Home / 628,327.62-867,082.56-341,841.14

Finding the Fourth Proportional to 628,327.62, 867,082.56 and 341,841.14

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Solution

The fourth proportional to 628,327.62, 867,082.56 and 341,841.14 is: 471,735.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,327.62 : 867,082.56 = 341,841.14 : x
  2. Step 2: Convert to fraction form
    628,327.62/867,082.56 = 341,841.14/x
  3. Step 3: Cross multiply
    628,327.62x = 867,082.56 × 341,841.14
  4. Step 4: Simplify right side
    628,327.62x = 296,404,490,784.52
  5. Step 5: Solve for x
    x = 296,404,490,784.52/628,327.62
  6. Step 6: Final answer
    x = 471,735.57

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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.