Home / 1,153,087.44-1,728,130.90-469,177.27

Finding the Fourth Proportional to 1,153,087.44, 1,728,130.90 and 469,177.27

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Solution

The fourth proportional to 1,153,087.44, 1,728,130.90 and 469,177.27 is: 703,155.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,087.44 : 1,728,130.90 = 469,177.27 : x
  2. Step 2: Convert to fraction form
    1,153,087.44/1,728,130.90 = 469,177.27/x
  3. Step 3: Cross multiply
    1,153,087.44x = 1,728,130.90 × 469,177.27
  4. Step 4: Simplify right side
    1,153,087.44x = 810,799,736,691.70
  5. Step 5: Solve for x
    x = 810,799,736,691.70/1,153,087.44
  6. Step 6: Final answer
    x = 703,155.47

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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.