Home / 773,999.10-1,160,998.65-727,343.10

Finding the Fourth Proportional to 773,999.10, 1,160,998.65 and 727,343.10

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Solution

The fourth proportional to 773,999.10, 1,160,998.65 and 727,343.10 is: 1,091,014.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,999.10 : 1,160,998.65 = 727,343.10 : x
  2. Step 2: Convert to fraction form
    773,999.10/1,160,998.65 = 727,343.10/x
  3. Step 3: Cross multiply
    773,999.10x = 1,160,998.65 × 727,343.10
  4. Step 4: Simplify right side
    773,999.10x = 844,444,357,186.82
  5. Step 5: Solve for x
    x = 844,444,357,186.82/773,999.10
  6. Step 6: Final answer
    x = 1,091,014.65

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Double scale
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Similar ratio
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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.