Home / 695,460.09-1,043,190.15-379,744.77

Finding the Fourth Proportional to 695,460.09, 1,043,190.15 and 379,744.77

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Solution

The fourth proportional to 695,460.09, 1,043,190.15 and 379,744.77 is: 569,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,460.09 : 1,043,190.15 = 379,744.77 : x
  2. Step 2: Convert to fraction form
    695,460.09/1,043,190.15 = 379,744.77/x
  3. Step 3: Cross multiply
    695,460.09x = 1,043,190.15 × 379,744.77
  4. Step 4: Simplify right side
    695,460.09x = 396,146,003,578.02
  5. Step 5: Solve for x
    x = 396,146,003,578.02/695,460.09
  6. Step 6: Final answer
    x = 569,617.16

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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.