Home / 684,500.55-1,026,771.79-235,215.02

Finding the Fourth Proportional to 684,500.55, 1,026,771.79 and 235,215.02

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Solution

The fourth proportional to 684,500.55, 1,026,771.79 and 235,215.02 is: 352,829.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,500.55 : 1,026,771.79 = 235,215.02 : x
  2. Step 2: Convert to fraction form
    684,500.55/1,026,771.79 = 235,215.02/x
  3. Step 3: Cross multiply
    684,500.55x = 1,026,771.79 × 235,215.02
  4. Step 4: Simplify right side
    684,500.55x = 241,512,147,120.29
  5. Step 5: Solve for x
    x = 241,512,147,120.29/684,500.55
  6. Step 6: Final answer
    x = 352,829.73

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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.