Home / 684,470.18-1,026,626.78-179,079.94

Finding the Fourth Proportional to 684,470.18, 1,026,626.78 and 179,079.94

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Solution

The fourth proportional to 684,470.18, 1,026,626.78 and 179,079.94 is: 268,599.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,470.18 : 1,026,626.78 = 179,079.94 : x
  2. Step 2: Convert to fraction form
    684,470.18/1,026,626.78 = 179,079.94/x
  3. Step 3: Cross multiply
    684,470.18x = 1,026,626.78 × 179,079.94
  4. Step 4: Simplify right side
    684,470.18x = 183,848,262,164.79
  5. Step 5: Solve for x
    x = 183,848,262,164.79/684,470.18
  6. Step 6: Final answer
    x = 268,599.37

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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.