Home / 942,479.88-1,413,851.22-302,803.02

Finding the Fourth Proportional to 942,479.88, 1,413,851.22 and 302,803.02

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Solution

The fourth proportional to 942,479.88, 1,413,851.22 and 302,803.02 is: 454,246.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,479.88 : 1,413,851.22 = 302,803.02 : x
  2. Step 2: Convert to fraction form
    942,479.88/1,413,851.22 = 302,803.02/x
  3. Step 3: Cross multiply
    942,479.88x = 1,413,851.22 × 302,803.02
  4. Step 4: Simplify right side
    942,479.88x = 428,118,419,246.68
  5. Step 5: Solve for x
    x = 428,118,419,246.68/942,479.88
  6. Step 6: Final answer
    x = 454,246.75

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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.