Home / 352,596.28-528,912.89-268,488.36

Finding the Fourth Proportional to 352,596.28, 528,912.89 and 268,488.36

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Solution

The fourth proportional to 352,596.28, 528,912.89 and 268,488.36 is: 402,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,596.28 : 528,912.89 = 268,488.36 : x
  2. Step 2: Convert to fraction form
    352,596.28/528,912.89 = 268,488.36/x
  3. Step 3: Cross multiply
    352,596.28x = 528,912.89 × 268,488.36
  4. Step 4: Simplify right side
    352,596.28x = 142,006,954,418.96
  5. Step 5: Solve for x
    x = 142,006,954,418.96/352,596.28
  6. Step 6: Final answer
    x = 402,746.60

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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.