Home / 707,391.56-1,060,447.35-258,007.16

Finding the Fourth Proportional to 707,391.56, 1,060,447.35 and 258,007.16

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Solution

The fourth proportional to 707,391.56, 1,060,447.35 and 258,007.16 is: 386,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,391.56 : 1,060,447.35 = 258,007.16 : x
  2. Step 2: Convert to fraction form
    707,391.56/1,060,447.35 = 258,007.16/x
  3. Step 3: Cross multiply
    707,391.56x = 1,060,447.35 × 258,007.16
  4. Step 4: Simplify right side
    707,391.56x = 273,603,009,103.03
  5. Step 5: Solve for x
    x = 273,603,009,103.03/707,391.56
  6. Step 6: Final answer
    x = 386,777.32

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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.