Home / 938,990.76-1,408,500.72-229,032.24

Finding the Fourth Proportional to 938,990.76, 1,408,500.72 and 229,032.24

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Solution

The fourth proportional to 938,990.76, 1,408,500.72 and 229,032.24 is: 343,551.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,990.76 : 1,408,500.72 = 229,032.24 : x
  2. Step 2: Convert to fraction form
    938,990.76/1,408,500.72 = 229,032.24/x
  3. Step 3: Cross multiply
    938,990.76x = 1,408,500.72 × 229,032.24
  4. Step 4: Simplify right side
    938,990.76x = 322,592,074,943.21
  5. Step 5: Solve for x
    x = 322,592,074,943.21/938,990.76
  6. Step 6: Final answer
    x = 343,551.92

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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.