Home / 352,282.57-528,442.28-268,174.60

Finding the Fourth Proportional to 352,282.57, 528,442.28 and 268,174.60

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Solution

The fourth proportional to 352,282.57, 528,442.28 and 268,174.60 is: 402,275.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,282.57 : 528,442.28 = 268,174.60 : x
  2. Step 2: Convert to fraction form
    352,282.57/528,442.28 = 268,174.60/x
  3. Step 3: Cross multiply
    352,282.57x = 528,442.28 × 268,174.60
  4. Step 4: Simplify right side
    352,282.57x = 141,714,795,405.76
  5. Step 5: Solve for x
    x = 141,714,795,405.76/352,282.57
  6. Step 6: Final answer
    x = 402,275.92

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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.