Home / 774,007.20-1,159,455.60-522,064.80

Finding the Fourth Proportional to 774,007.20, 1,159,455.60 and 522,064.80

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Solution

The fourth proportional to 774,007.20, 1,159,455.60 and 522,064.80 is: 782,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,007.20 : 1,159,455.60 = 522,064.80 : x
  2. Step 2: Convert to fraction form
    774,007.20/1,159,455.60 = 522,064.80/x
  3. Step 3: Cross multiply
    774,007.20x = 1,159,455.60 × 522,064.80
  4. Step 4: Simplify right side
    774,007.20x = 605,310,955,922.88
  5. Step 5: Solve for x
    x = 605,310,955,922.88/774,007.20
  6. Step 6: Final answer
    x = 782,048.22

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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.