Home / 833,342.45-1,242,729.54-741,488.45

Finding the Fourth Proportional to 833,342.45, 1,242,729.54 and 741,488.45

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Solution

The fourth proportional to 833,342.45, 1,242,729.54 and 741,488.45 is: 1,105,751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,342.45 : 1,242,729.54 = 741,488.45 : x
  2. Step 2: Convert to fraction form
    833,342.45/1,242,729.54 = 741,488.45/x
  3. Step 3: Cross multiply
    833,342.45x = 1,242,729.54 × 741,488.45
  4. Step 4: Simplify right side
    833,342.45x = 921,469,594,170.17
  5. Step 5: Solve for x
    x = 921,469,594,170.17/833,342.45
  6. Step 6: Final answer
    x = 1,105,751.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.