Home / 725,812.38-1,088,940.02-371,075.51

Finding the Fourth Proportional to 725,812.38, 1,088,940.02 and 371,075.51

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Solution

The fourth proportional to 725,812.38, 1,088,940.02 and 371,075.51 is: 556,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,812.38 : 1,088,940.02 = 371,075.51 : x
  2. Step 2: Convert to fraction form
    725,812.38/1,088,940.02 = 371,075.51/x
  3. Step 3: Cross multiply
    725,812.38x = 1,088,940.02 × 371,075.51
  4. Step 4: Simplify right side
    725,812.38x = 404,078,974,147.88
  5. Step 5: Solve for x
    x = 404,078,974,147.88/725,812.38
  6. Step 6: Final answer
    x = 556,726.48

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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.