Home / 1,523,380.57-2,285,079.05-458,415.45

Finding the Fourth Proportional to 1,523,380.57, 2,285,079.05 and 458,415.45

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Solution

The fourth proportional to 1,523,380.57, 2,285,079.05 and 458,415.45 is: 687,625.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523,380.57 : 2,285,079.05 = 458,415.45 : x
  2. Step 2: Convert to fraction form
    1,523,380.57/2,285,079.05 = 458,415.45/x
  3. Step 3: Cross multiply
    1,523,380.57x = 2,285,079.05 × 458,415.45
  4. Step 4: Simplify right side
    1,523,380.57x = 1,047,515,542,137.36
  5. Step 5: Solve for x
    x = 1,047,515,542,137.36/1,523,380.57
  6. Step 6: Final answer
    x = 687,625.64

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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.