Home / 756,657.56-1,044,194.44-417,137.96

Finding the Fourth Proportional to 756,657.56, 1,044,194.44 and 417,137.96

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Solution

The fourth proportional to 756,657.56, 1,044,194.44 and 417,137.96 is: 575,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,657.56 : 1,044,194.44 = 417,137.96 : x
  2. Step 2: Convert to fraction form
    756,657.56/1,044,194.44 = 417,137.96/x
  3. Step 3: Cross multiply
    756,657.56x = 1,044,194.44 × 417,137.96
  4. Step 4: Simplify right side
    756,657.56x = 435,573,138,544.94
  5. Step 5: Solve for x
    x = 435,573,138,544.94/756,657.56
  6. Step 6: Final answer
    x = 575,654.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.