Home / 989,992.13-1,366,189.13-537,283.13

Finding the Fourth Proportional to 989,992.13, 1,366,189.13 and 537,283.13

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Solution

The fourth proportional to 989,992.13, 1,366,189.13 and 537,283.13 is: 741,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,992.13 : 1,366,189.13 = 537,283.13 : x
  2. Step 2: Convert to fraction form
    989,992.13/1,366,189.13 = 537,283.13/x
  3. Step 3: Cross multiply
    989,992.13x = 1,366,189.13 × 537,283.13
  4. Step 4: Simplify right side
    989,992.13x = 734,030,366,450.64
  5. Step 5: Solve for x
    x = 734,030,366,450.64/989,992.13
  6. Step 6: Final answer
    x = 741,450.71

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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.