Home / 1,009,764.54-1,393,478.98-550,889.42

Finding the Fourth Proportional to 1,009,764.54, 1,393,478.98 and 550,889.42

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Solution

The fourth proportional to 1,009,764.54, 1,393,478.98 and 550,889.42 is: 760,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,764.54 : 1,393,478.98 = 550,889.42 : x
  2. Step 2: Convert to fraction form
    1,009,764.54/1,393,478.98 = 550,889.42/x
  3. Step 3: Cross multiply
    1,009,764.54x = 1,393,478.98 × 550,889.42
  4. Step 4: Simplify right side
    1,009,764.54x = 767,652,818,729.77
  5. Step 5: Solve for x
    x = 767,652,818,729.77/1,009,764.54
  6. Step 6: Final answer
    x = 760,229.53

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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.