Home / 352,278.32-528,106.44-269,541.68

Finding the Fourth Proportional to 352,278.32, 528,106.44 and 269,541.68

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Solution

The fourth proportional to 352,278.32, 528,106.44 and 269,541.68 is: 404,074.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,278.32 : 528,106.44 = 269,541.68 : x
  2. Step 2: Convert to fraction form
    352,278.32/528,106.44 = 269,541.68/x
  3. Step 3: Cross multiply
    352,278.32x = 528,106.44 × 269,541.68
  4. Step 4: Simplify right side
    352,278.32x = 142,346,697,056.42
  5. Step 5: Solve for x
    x = 142,346,697,056.42/352,278.32
  6. Step 6: Final answer
    x = 404,074.53

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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.