Home / 1,079,255.90-1,618,342.32-359,344.03

Finding the Fourth Proportional to 1,079,255.90, 1,618,342.32 and 359,344.03

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Solution

The fourth proportional to 1,079,255.90, 1,618,342.32 and 359,344.03 is: 538,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,255.90 : 1,618,342.32 = 359,344.03 : x
  2. Step 2: Convert to fraction form
    1,079,255.90/1,618,342.32 = 359,344.03/x
  3. Step 3: Cross multiply
    1,079,255.90x = 1,618,342.32 × 359,344.03
  4. Step 4: Simplify right side
    1,079,255.90x = 581,541,651,188.35
  5. Step 5: Solve for x
    x = 581,541,651,188.35/1,079,255.90
  6. Step 6: Final answer
    x = 538,835.74

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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.