Home / 1,009,149.66-1,392,608.77-550,267.85

Finding the Fourth Proportional to 1,009,149.66, 1,392,608.77 and 550,267.85

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Solution

The fourth proportional to 1,009,149.66, 1,392,608.77 and 550,267.85 is: 759,359.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,149.66 : 1,392,608.77 = 550,267.85 : x
  2. Step 2: Convert to fraction form
    1,009,149.66/1,392,608.77 = 550,267.85/x
  3. Step 3: Cross multiply
    1,009,149.66x = 1,392,608.77 × 550,267.85
  4. Step 4: Simplify right side
    1,009,149.66x = 766,307,835,864.90
  5. Step 5: Solve for x
    x = 766,307,835,864.90/1,009,149.66
  6. Step 6: Final answer
    x = 759,359.95

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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.