Home / 708,645.21-1,062,986.25-203,185.77

Finding the Fourth Proportional to 708,645.21, 1,062,986.25 and 203,185.77

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Solution

The fourth proportional to 708,645.21, 1,062,986.25 and 203,185.77 is: 304,783.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,645.21 : 1,062,986.25 = 203,185.77 : x
  2. Step 2: Convert to fraction form
    708,645.21/1,062,986.25 = 203,185.77/x
  3. Step 3: Cross multiply
    708,645.21x = 1,062,986.25 × 203,185.77
  4. Step 4: Simplify right side
    708,645.21x = 215,983,679,705.66
  5. Step 5: Solve for x
    x = 215,983,679,705.66/708,645.21
  6. Step 6: Final answer
    x = 304,783.94

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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.