Home / 535,111.02-802,710.21-268,734.54

Finding the Fourth Proportional to 535,111.02, 802,710.21 and 268,734.54

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Solution

The fourth proportional to 535,111.02, 802,710.21 and 268,734.54 is: 403,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,111.02 : 802,710.21 = 268,734.54 : x
  2. Step 2: Convert to fraction form
    535,111.02/802,710.21 = 268,734.54/x
  3. Step 3: Cross multiply
    535,111.02x = 802,710.21 × 268,734.54
  4. Step 4: Simplify right side
    535,111.02x = 215,715,959,037.65
  5. Step 5: Solve for x
    x = 215,715,959,037.65/535,111.02
  6. Step 6: Final answer
    x = 403,123.75

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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.