Home / 1,009,615.95-1,393,278.91-550,732.56

Finding the Fourth Proportional to 1,009,615.95, 1,393,278.91 and 550,732.56

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Solution

The fourth proportional to 1,009,615.95, 1,393,278.91 and 550,732.56 is: 760,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,615.95 : 1,393,278.91 = 550,732.56 : x
  2. Step 2: Convert to fraction form
    1,009,615.95/1,393,278.91 = 550,732.56/x
  3. Step 3: Cross multiply
    1,009,615.95x = 1,393,278.91 × 550,732.56
  4. Step 4: Simplify right side
    1,009,615.95x = 767,324,060,898.31
  5. Step 5: Solve for x
    x = 767,324,060,898.31/1,009,615.95
  6. Step 6: Final answer
    x = 760,015.79

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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.