Home / 989,813.22-1,365,945.99-537,104.22

Finding the Fourth Proportional to 989,813.22, 1,365,945.99 and 537,104.22

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Solution

The fourth proportional to 989,813.22, 1,365,945.99 and 537,104.22 is: 741,205.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,813.22 : 1,365,945.99 = 537,104.22 : x
  2. Step 2: Convert to fraction form
    989,813.22/1,365,945.99 = 537,104.22/x
  3. Step 3: Cross multiply
    989,813.22x = 1,365,945.99 × 537,104.22
  4. Step 4: Simplify right side
    989,813.22x = 733,655,355,521.08
  5. Step 5: Solve for x
    x = 733,655,355,521.08/989,813.22
  6. Step 6: Final answer
    x = 741,205.86

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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.