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Finding the Fourth Proportional to 500,382.18, 750,582.36 and 180,558.03

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Solution

The fourth proportional to 500,382.18, 750,582.36 and 180,558.03 is: 270,840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,382.18 : 750,582.36 = 180,558.03 : x
  2. Step 2: Convert to fraction form
    500,382.18/750,582.36 = 180,558.03/x
  3. Step 3: Cross multiply
    500,382.18x = 750,582.36 × 180,558.03
  4. Step 4: Simplify right side
    500,382.18x = 135,523,672,274.35
  5. Step 5: Solve for x
    x = 135,523,672,274.35/500,382.18
  6. Step 6: Final answer
    x = 270,840.33

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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.