Home / 744,765.09-1,116,272.83-344,560.49

Finding the Fourth Proportional to 744,765.09, 1,116,272.83 and 344,560.49

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Solution

The fourth proportional to 744,765.09, 1,116,272.83 and 344,560.49 is: 516,436.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,765.09 : 1,116,272.83 = 344,560.49 : x
  2. Step 2: Convert to fraction form
    744,765.09/1,116,272.83 = 344,560.49/x
  3. Step 3: Cross multiply
    744,765.09x = 1,116,272.83 × 344,560.49
  4. Step 4: Simplify right side
    744,765.09x = 384,623,511,555.68
  5. Step 5: Solve for x
    x = 384,623,511,555.68/744,765.09
  6. Step 6: Final answer
    x = 516,436.01

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1.5x scale

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.