Home / 807,072.20-1,113,810.01-444,495.97

Finding the Fourth Proportional to 807,072.20, 1,113,810.01 and 444,495.97

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Solution

The fourth proportional to 807,072.20, 1,113,810.01 and 444,495.97 is: 613,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,072.20 : 1,113,810.01 = 444,495.97 : x
  2. Step 2: Convert to fraction form
    807,072.20/1,113,810.01 = 444,495.97/x
  3. Step 3: Cross multiply
    807,072.20x = 1,113,810.01 × 444,495.97
  4. Step 4: Simplify right side
    807,072.20x = 495,084,053,973.07
  5. Step 5: Solve for x
    x = 495,084,053,973.07/807,072.20
  6. Step 6: Final answer
    x = 613,432.17

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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.