Home / 946,909.76-1,306,561.98-538,987.82

Finding the Fourth Proportional to 946,909.76, 1,306,561.98 and 538,987.82

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Solution

The fourth proportional to 946,909.76, 1,306,561.98 and 538,987.82 is: 743,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,909.76 : 1,306,561.98 = 538,987.82 : x
  2. Step 2: Convert to fraction form
    946,909.76/1,306,561.98 = 538,987.82/x
  3. Step 3: Cross multiply
    946,909.76x = 1,306,561.98 × 538,987.82
  4. Step 4: Simplify right side
    946,909.76x = 704,220,993,295.08
  5. Step 5: Solve for x
    x = 704,220,993,295.08/946,909.76
  6. Step 6: Final answer
    x = 743,704.44

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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.