Home / 802,008.36-1,202,927.76-422,777.16

Finding the Fourth Proportional to 802,008.36, 1,202,927.76 and 422,777.16

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Solution

The fourth proportional to 802,008.36, 1,202,927.76 and 422,777.16 is: 634,121.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,008.36 : 1,202,927.76 = 422,777.16 : x
  2. Step 2: Convert to fraction form
    802,008.36/1,202,927.76 = 422,777.16/x
  3. Step 3: Cross multiply
    802,008.36x = 1,202,927.76 × 422,777.16
  4. Step 4: Simplify right side
    802,008.36x = 508,570,382,057.96
  5. Step 5: Solve for x
    x = 508,570,382,057.96/802,008.36
  6. Step 6: Final answer
    x = 634,121.05

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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.