Home / 959,409.32-1,438,851.27-360,324.14

Finding the Fourth Proportional to 959,409.32, 1,438,851.27 and 360,324.14

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Solution

The fourth proportional to 959,409.32, 1,438,851.27 and 360,324.14 is: 540,387.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,409.32 : 1,438,851.27 = 360,324.14 : x
  2. Step 2: Convert to fraction form
    959,409.32/1,438,851.27 = 360,324.14/x
  3. Step 3: Cross multiply
    959,409.32x = 1,438,851.27 × 360,324.14
  4. Step 4: Simplify right side
    959,409.32x = 518,452,846,450.66
  5. Step 5: Solve for x
    x = 518,452,846,450.66/959,409.32
  6. Step 6: Final answer
    x = 540,387.54

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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.