Home / 684,536.70-1,026,586.67-235,149.20

Finding the Fourth Proportional to 684,536.70, 1,026,586.67 and 235,149.20

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Solution

The fourth proportional to 684,536.70, 1,026,586.67 and 235,149.20 is: 352,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,536.70 : 1,026,586.67 = 235,149.20 : x
  2. Step 2: Convert to fraction form
    684,536.70/1,026,586.67 = 235,149.20/x
  3. Step 3: Cross multiply
    684,536.70x = 1,026,586.67 × 235,149.20
  4. Step 4: Simplify right side
    684,536.70x = 241,401,035,270.82
  5. Step 5: Solve for x
    x = 241,401,035,270.82/684,536.70
  6. Step 6: Final answer
    x = 352,648.79

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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.