Home / 774,110.52-1,159,084.49-631,366.85

Finding the Fourth Proportional to 774,110.52, 1,159,084.49 and 631,366.85

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Solution

The fourth proportional to 774,110.52, 1,159,084.49 and 631,366.85 is: 945,352.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,110.52 : 1,159,084.49 = 631,366.85 : x
  2. Step 2: Convert to fraction form
    774,110.52/1,159,084.49 = 631,366.85/x
  3. Step 3: Cross multiply
    774,110.52x = 1,159,084.49 × 631,366.85
  4. Step 4: Simplify right side
    774,110.52x = 731,807,523,076.03
  5. Step 5: Solve for x
    x = 731,807,523,076.03/774,110.52
  6. Step 6: Final answer
    x = 945,352.77

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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.