Home / 629,261.31-943,159.67-359,578.47

Finding the Fourth Proportional to 629,261.31, 943,159.67 and 359,578.47

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Solution

The fourth proportional to 629,261.31, 943,159.67 and 359,578.47 is: 538,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,261.31 : 943,159.67 = 359,578.47 : x
  2. Step 2: Convert to fraction form
    629,261.31/943,159.67 = 359,578.47/x
  3. Step 3: Cross multiply
    629,261.31x = 943,159.67 × 359,578.47
  4. Step 4: Simplify right side
    629,261.31x = 339,139,909,306.41
  5. Step 5: Solve for x
    x = 339,139,909,306.41/629,261.31
  6. Step 6: Final answer
    x = 538,949.25

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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.