Home / 1,158,693.40-1,738,040.10-359,968.60

Finding the Fourth Proportional to 1,158,693.40, 1,738,040.10 and 359,968.60

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Solution

The fourth proportional to 1,158,693.40, 1,738,040.10 and 359,968.60 is: 539,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,693.40 : 1,738,040.10 = 359,968.60 : x
  2. Step 2: Convert to fraction form
    1,158,693.40/1,738,040.10 = 359,968.60/x
  3. Step 3: Cross multiply
    1,158,693.40x = 1,738,040.10 × 359,968.60
  4. Step 4: Simplify right side
    1,158,693.40x = 625,639,861,540.86
  5. Step 5: Solve for x
    x = 625,639,861,540.86/1,158,693.40
  6. Step 6: Final answer
    x = 539,952.90

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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.