Home / 814,915.67-1,124,654.79-475,493.27

Finding the Fourth Proportional to 814,915.67, 1,124,654.79 and 475,493.27

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Solution

The fourth proportional to 814,915.67, 1,124,654.79 and 475,493.27 is: 656,222.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,915.67 : 1,124,654.79 = 475,493.27 : x
  2. Step 2: Convert to fraction form
    814,915.67/1,124,654.79 = 475,493.27/x
  3. Step 3: Cross multiply
    814,915.67x = 1,124,654.79 × 475,493.27
  4. Step 4: Simplify right side
    814,915.67x = 534,765,783,718.26
  5. Step 5: Solve for x
    x = 534,765,783,718.26/814,915.67
  6. Step 6: Final answer
    x = 656,222.24

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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.