Home / 684,581.86-1,026,844.20-179,131.63

Finding the Fourth Proportional to 684,581.86, 1,026,844.20 and 179,131.63

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Solution

The fourth proportional to 684,581.86, 1,026,844.20 and 179,131.63 is: 268,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,581.86 : 1,026,844.20 = 179,131.63 : x
  2. Step 2: Convert to fraction form
    684,581.86/1,026,844.20 = 179,131.63/x
  3. Step 3: Cross multiply
    684,581.86x = 1,026,844.20 × 179,131.63
  4. Step 4: Simplify right side
    684,581.86x = 183,940,275,302.05
  5. Step 5: Solve for x
    x = 183,940,275,302.05/684,581.86
  6. Step 6: Final answer
    x = 268,689.96

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1.5x scale

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.