Home / 826,744.06-1,140,818.67-464,207.50

Finding the Fourth Proportional to 826,744.06, 1,140,818.67 and 464,207.50

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Solution

The fourth proportional to 826,744.06, 1,140,818.67 and 464,207.50 is: 640,556.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,744.06 : 1,140,818.67 = 464,207.50 : x
  2. Step 2: Convert to fraction form
    826,744.06/1,140,818.67 = 464,207.50/x
  3. Step 3: Cross multiply
    826,744.06x = 1,140,818.67 × 464,207.50
  4. Step 4: Simplify right side
    826,744.06x = 529,576,582,754.03
  5. Step 5: Solve for x
    x = 529,576,582,754.03/826,744.06
  6. Step 6: Final answer
    x = 640,556.86

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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.