Home / 994,860.77-1,371,932.46-631,654.07

Finding the Fourth Proportional to 994,860.77, 1,371,932.46 and 631,654.07

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Solution

The fourth proportional to 994,860.77, 1,371,932.46 and 631,654.07 is: 871,063.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,860.77 : 1,371,932.46 = 631,654.07 : x
  2. Step 2: Convert to fraction form
    994,860.77/1,371,932.46 = 631,654.07/x
  3. Step 3: Cross multiply
    994,860.77x = 1,371,932.46 × 631,654.07
  4. Step 4: Simplify right side
    994,860.77x = 866,586,715,264.45
  5. Step 5: Solve for x
    x = 866,586,715,264.45/994,860.77
  6. Step 6: Final answer
    x = 871,063.31

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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.