Home / 773,290.84-1,067,139.84-429,179.56

Finding the Fourth Proportional to 773,290.84, 1,067,139.84 and 429,179.56

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Solution

The fourth proportional to 773,290.84, 1,067,139.84 and 429,179.56 is: 592,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,290.84 : 1,067,139.84 = 429,179.56 : x
  2. Step 2: Convert to fraction form
    773,290.84/1,067,139.84 = 429,179.56/x
  3. Step 3: Cross multiply
    773,290.84x = 1,067,139.84 × 429,179.56
  4. Step 4: Simplify right side
    773,290.84x = 457,994,606,989.67
  5. Step 5: Solve for x
    x = 457,994,606,989.67/773,290.84
  6. Step 6: Final answer
    x = 592,266.95

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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.