Home / 774,094.40-1,159,605.60-681,729.60

Finding the Fourth Proportional to 774,094.40, 1,159,605.60 and 681,729.60

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Solution

The fourth proportional to 774,094.40, 1,159,605.60 and 681,729.60 is: 1,021,241.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,094.40 : 1,159,605.60 = 681,729.60 : x
  2. Step 2: Convert to fraction form
    774,094.40/1,159,605.60 = 681,729.60/x
  3. Step 3: Cross multiply
    774,094.40x = 1,159,605.60 × 681,729.60
  4. Step 4: Simplify right side
    774,094.40x = 790,537,461,845.76
  5. Step 5: Solve for x
    x = 790,537,461,845.76/774,094.40
  6. Step 6: Final answer
    x = 1,021,241.68

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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.