Home / 994,415.61-1,491,623.55-354,693.48

Finding the Fourth Proportional to 994,415.61, 1,491,623.55 and 354,693.48

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Solution

The fourth proportional to 994,415.61, 1,491,623.55 and 354,693.48 is: 532,040.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,415.61 : 1,491,623.55 = 354,693.48 : x
  2. Step 2: Convert to fraction form
    994,415.61/1,491,623.55 = 354,693.48/x
  3. Step 3: Cross multiply
    994,415.61x = 1,491,623.55 × 354,693.48
  4. Step 4: Simplify right side
    994,415.61x = 529,069,147,799.45
  5. Step 5: Solve for x
    x = 529,069,147,799.45/994,415.61
  6. Step 6: Final answer
    x = 532,040.27

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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.