Home / 1,009,764.92-1,393,479.50-550,889.79

Finding the Fourth Proportional to 1,009,764.92, 1,393,479.50 and 550,889.79

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Solution

The fourth proportional to 1,009,764.92, 1,393,479.50 and 550,889.79 is: 760,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,764.92 : 1,393,479.50 = 550,889.79 : x
  2. Step 2: Convert to fraction form
    1,009,764.92/1,393,479.50 = 550,889.79/x
  3. Step 3: Cross multiply
    1,009,764.92x = 1,393,479.50 × 550,889.79
  4. Step 4: Simplify right side
    1,009,764.92x = 767,653,629,124.31
  5. Step 5: Solve for x
    x = 767,653,629,124.31/1,009,764.92
  6. Step 6: Final answer
    x = 760,230.04

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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.