Home / 805,009.50-1,110,889.68-460,833.81

Finding the Fourth Proportional to 805,009.50, 1,110,889.68 and 460,833.81

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Solution

The fourth proportional to 805,009.50, 1,110,889.68 and 460,833.81 is: 635,937.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,009.50 : 1,110,889.68 = 460,833.81 : x
  2. Step 2: Convert to fraction form
    805,009.50/1,110,889.68 = 460,833.81/x
  3. Step 3: Cross multiply
    805,009.50x = 1,110,889.68 × 460,833.81
  4. Step 4: Simplify right side
    805,009.50x = 511,935,523,724.08
  5. Step 5: Solve for x
    x = 511,935,523,724.08/805,009.50
  6. Step 6: Final answer
    x = 635,937.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.