Home / 707,396.56-1,060,454.84-258,012.16

Finding the Fourth Proportional to 707,396.56, 1,060,454.84 and 258,012.16

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Solution

The fourth proportional to 707,396.56, 1,060,454.84 and 258,012.16 is: 386,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,396.56 : 1,060,454.84 = 258,012.16 : x
  2. Step 2: Convert to fraction form
    707,396.56/1,060,454.84 = 258,012.16/x
  3. Step 3: Cross multiply
    707,396.56x = 1,060,454.84 × 258,012.16
  4. Step 4: Simplify right side
    707,396.56x = 273,610,243,850.85
  5. Step 5: Solve for x
    x = 273,610,243,850.85/707,396.56
  6. Step 6: Final answer
    x = 386,784.81

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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.