Home / 684,276.60-1,026,121.32-235,042.68

Finding the Fourth Proportional to 684,276.60, 1,026,121.32 and 235,042.68

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Solution

The fourth proportional to 684,276.60, 1,026,121.32 and 235,042.68 is: 352,463.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,276.60 : 1,026,121.32 = 235,042.68 : x
  2. Step 2: Convert to fraction form
    684,276.60/1,026,121.32 = 235,042.68/x
  3. Step 3: Cross multiply
    684,276.60x = 1,026,121.32 × 235,042.68
  4. Step 4: Simplify right side
    684,276.60x = 241,182,305,057.94
  5. Step 5: Solve for x
    x = 241,182,305,057.94/684,276.60
  6. Step 6: Final answer
    x = 352,463.18

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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.