Home / 869,610.36-1,303,804.47-383,061.66

Finding the Fourth Proportional to 869,610.36, 1,303,804.47 and 383,061.66

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Solution

The fourth proportional to 869,610.36, 1,303,804.47 and 383,061.66 is: 574,323.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,610.36 : 1,303,804.47 = 383,061.66 : x
  2. Step 2: Convert to fraction form
    869,610.36/1,303,804.47 = 383,061.66/x
  3. Step 3: Cross multiply
    869,610.36x = 1,303,804.47 × 383,061.66
  4. Step 4: Simplify right side
    869,610.36x = 499,437,504,593.62
  5. Step 5: Solve for x
    x = 499,437,504,593.62/869,610.36
  6. Step 6: Final answer
    x = 574,323.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.