Home / 893,232.72-1,232,665.71-485,335.61

Finding the Fourth Proportional to 893,232.72, 1,232,665.71 and 485,335.61

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Solution

The fourth proportional to 893,232.72, 1,232,665.71 and 485,335.61 is: 669,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,232.72 : 1,232,665.71 = 485,335.61 : x
  2. Step 2: Convert to fraction form
    893,232.72/1,232,665.71 = 485,335.61/x
  3. Step 3: Cross multiply
    893,232.72x = 1,232,665.71 × 485,335.61
  4. Step 4: Simplify right side
    893,232.72x = 598,256,564,288.93
  5. Step 5: Solve for x
    x = 598,256,564,288.93/893,232.72
  6. Step 6: Final answer
    x = 669,765.62

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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.