Home / 703,235.52-1,054,537.92-419,060.16

Finding the Fourth Proportional to 703,235.52, 1,054,537.92 and 419,060.16

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Solution

The fourth proportional to 703,235.52, 1,054,537.92 and 419,060.16 is: 628,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,235.52 : 1,054,537.92 = 419,060.16 : x
  2. Step 2: Convert to fraction form
    703,235.52/1,054,537.92 = 419,060.16/x
  3. Step 3: Cross multiply
    703,235.52x = 1,054,537.92 × 419,060.16
  4. Step 4: Simplify right side
    703,235.52x = 441,914,829,481.27
  5. Step 5: Solve for x
    x = 441,914,829,481.27/703,235.52
  6. Step 6: Final answer
    x = 628,402.32

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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.