Home / 526,344.13-789,176.67-206,528.31

Finding the Fourth Proportional to 526,344.13, 789,176.67 and 206,528.31

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Solution

The fourth proportional to 526,344.13, 789,176.67 and 206,528.31 is: 309,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,344.13 : 789,176.67 = 206,528.31 : x
  2. Step 2: Convert to fraction form
    526,344.13/789,176.67 = 206,528.31/x
  3. Step 3: Cross multiply
    526,344.13x = 789,176.67 × 206,528.31
  4. Step 4: Simplify right side
    526,344.13x = 162,987,323,946.53
  5. Step 5: Solve for x
    x = 162,987,323,946.53/526,344.13
  6. Step 6: Final answer
    x = 309,659.24

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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.