Home / 829,610.40-1,244,569.20-268,663.20

Finding the Fourth Proportional to 829,610.40, 1,244,569.20 and 268,663.20

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Solution

The fourth proportional to 829,610.40, 1,244,569.20 and 268,663.20 is: 403,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,610.40 : 1,244,569.20 = 268,663.20 : x
  2. Step 2: Convert to fraction form
    829,610.40/1,244,569.20 = 268,663.20/x
  3. Step 3: Cross multiply
    829,610.40x = 1,244,569.20 × 268,663.20
  4. Step 4: Simplify right side
    829,610.40x = 334,369,943,893.44
  5. Step 5: Solve for x
    x = 334,369,943,893.44/829,610.40
  6. Step 6: Final answer
    x = 403,044.54

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1.5x scale

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.