Home / 922,245.24-1,383,510.90-389,768.52

Finding the Fourth Proportional to 922,245.24, 1,383,510.90 and 389,768.52

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Solution

The fourth proportional to 922,245.24, 1,383,510.90 and 389,768.52 is: 584,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,245.24 : 1,383,510.90 = 389,768.52 : x
  2. Step 2: Convert to fraction form
    922,245.24/1,383,510.90 = 389,768.52/x
  3. Step 3: Cross multiply
    922,245.24x = 1,383,510.90 × 389,768.52
  4. Step 4: Simplify right side
    922,245.24x = 539,248,995,896.87
  5. Step 5: Solve for x
    x = 539,248,995,896.87/922,245.24
  6. Step 6: Final answer
    x = 584,713.23

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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.