Home / 1,054,828.78-1,582,287.01-306,874.78

Finding the Fourth Proportional to 1,054,828.78, 1,582,287.01 and 306,874.78

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Solution

The fourth proportional to 1,054,828.78, 1,582,287.01 and 306,874.78 is: 460,324.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,828.78 : 1,582,287.01 = 306,874.78 : x
  2. Step 2: Convert to fraction form
    1,054,828.78/1,582,287.01 = 306,874.78/x
  3. Step 3: Cross multiply
    1,054,828.78x = 1,582,287.01 × 306,874.78
  4. Step 4: Simplify right side
    1,054,828.78x = 485,563,973,367.70
  5. Step 5: Solve for x
    x = 485,563,973,367.70/1,054,828.78
  6. Step 6: Final answer
    x = 460,324.92

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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.