Home / 1,028,078.28-1,542,461.87-354,624.44

Finding the Fourth Proportional to 1,028,078.28, 1,542,461.87 and 354,624.44

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Solution

The fourth proportional to 1,028,078.28, 1,542,461.87 and 354,624.44 is: 532,055.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,078.28 : 1,542,461.87 = 354,624.44 : x
  2. Step 2: Convert to fraction form
    1,028,078.28/1,542,461.87 = 354,624.44/x
  3. Step 3: Cross multiply
    1,028,078.28x = 1,542,461.87 × 354,624.44
  4. Step 4: Simplify right side
    1,028,078.28x = 546,994,670,044.36
  5. Step 5: Solve for x
    x = 546,994,670,044.36/1,028,078.28
  6. Step 6: Final answer
    x = 532,055.47

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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.