Home / 928,096.56-1,392,406.20-359,649.36

Finding the Fourth Proportional to 928,096.56, 1,392,406.20 and 359,649.36

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Solution

The fourth proportional to 928,096.56, 1,392,406.20 and 359,649.36 is: 539,575.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,096.56 : 1,392,406.20 = 359,649.36 : x
  2. Step 2: Convert to fraction form
    928,096.56/1,392,406.20 = 359,649.36/x
  3. Step 3: Cross multiply
    928,096.56x = 1,392,406.20 × 359,649.36
  4. Step 4: Simplify right side
    928,096.56x = 500,777,998,690.03
  5. Step 5: Solve for x
    x = 500,777,998,690.03/928,096.56
  6. Step 6: Final answer
    x = 539,575.32

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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.