Home / 526,989.24-790,631.01-211,667.58

Finding the Fourth Proportional to 526,989.24, 790,631.01 and 211,667.58

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Solution

The fourth proportional to 526,989.24, 790,631.01 and 211,667.58 is: 317,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,989.24 : 790,631.01 = 211,667.58 : x
  2. Step 2: Convert to fraction form
    526,989.24/790,631.01 = 211,667.58/x
  3. Step 3: Cross multiply
    526,989.24x = 790,631.01 × 211,667.58
  4. Step 4: Simplify right side
    526,989.24x = 167,350,952,559.66
  5. Step 5: Solve for x
    x = 167,350,952,559.66/526,989.24
  6. Step 6: Final answer
    x = 317,560.47

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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.