Home / 474,945.82-655,405.55-260,082.18

Finding the Fourth Proportional to 474,945.82, 655,405.55 and 260,082.18

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Solution

The fourth proportional to 474,945.82, 655,405.55 and 260,082.18 is: 358,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,945.82 : 655,405.55 = 260,082.18 : x
  2. Step 2: Convert to fraction form
    474,945.82/655,405.55 = 260,082.18/x
  3. Step 3: Cross multiply
    474,945.82x = 655,405.55 × 260,082.18
  4. Step 4: Simplify right side
    474,945.82x = 170,459,304,228.10
  5. Step 5: Solve for x
    x = 170,459,304,228.10/474,945.82
  6. Step 6: Final answer
    x = 358,902.63

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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.