Home / 798,802.05-1,198,213.67-266,323.25

Finding the Fourth Proportional to 798,802.05, 1,198,213.67 and 266,323.25

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Solution

The fourth proportional to 798,802.05, 1,198,213.67 and 266,323.25 is: 399,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,802.05 : 1,198,213.67 = 266,323.25 : x
  2. Step 2: Convert to fraction form
    798,802.05/1,198,213.67 = 266,323.25/x
  3. Step 3: Cross multiply
    798,802.05x = 1,198,213.67 × 266,323.25
  4. Step 4: Simplify right side
    798,802.05x = 319,112,151,466.14
  5. Step 5: Solve for x
    x = 319,112,151,466.14/798,802.05
  6. Step 6: Final answer
    x = 399,488.40

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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.