Home / 1,016,764.65-1,403,087.67-557,868.87

Finding the Fourth Proportional to 1,016,764.65, 1,403,087.67 and 557,868.87

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Solution

The fourth proportional to 1,016,764.65, 1,403,087.67 and 557,868.87 is: 769,832.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,764.65 : 1,403,087.67 = 557,868.87 : x
  2. Step 2: Convert to fraction form
    1,016,764.65/1,403,087.67 = 557,868.87/x
  3. Step 3: Cross multiply
    1,016,764.65x = 1,403,087.67 × 557,868.87
  4. Step 4: Simplify right side
    1,016,764.65x = 782,738,932,973.83
  5. Step 5: Solve for x
    x = 782,738,932,973.83/1,016,764.65
  6. Step 6: Final answer
    x = 769,832.95

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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.