Home / 1,497.45-2,246.10-401.79

Finding the Fourth Proportional to 1,497.45, 2,246.10 and 401.79

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Solution

The fourth proportional to 1,497.45, 2,246.10 and 401.79 is: 602.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497.45 : 2,246.10 = 401.79 : x
  2. Step 2: Convert to fraction form
    1,497.45/2,246.10 = 401.79/x
  3. Step 3: Cross multiply
    1,497.45x = 2,246.10 × 401.79
  4. Step 4: Simplify right side
    1,497.45x = 902,460.52
  5. Step 5: Solve for x
    x = 902,460.52/1,497.45
  6. Step 6: Final answer
    x = 602.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.