Home / 559,985.96-839,745.37-175,635.79

Finding the Fourth Proportional to 559,985.96, 839,745.37 and 175,635.79

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Solution

The fourth proportional to 559,985.96, 839,745.37 and 175,635.79 is: 263,380.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,985.96 : 839,745.37 = 175,635.79 : x
  2. Step 2: Convert to fraction form
    559,985.96/839,745.37 = 175,635.79/x
  3. Step 3: Cross multiply
    559,985.96x = 839,745.37 × 175,635.79
  4. Step 4: Simplify right side
    559,985.96x = 147,489,341,458.79
  5. Step 5: Solve for x
    x = 147,489,341,458.79/559,985.96
  6. Step 6: Final answer
    x = 263,380.43

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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.