Home / 922,480.97-1,273,049.39-540,523.85

Finding the Fourth Proportional to 922,480.97, 1,273,049.39 and 540,523.85

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Solution

The fourth proportional to 922,480.97, 1,273,049.39 and 540,523.85 is: 745,937.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,480.97 : 1,273,049.39 = 540,523.85 : x
  2. Step 2: Convert to fraction form
    922,480.97/1,273,049.39 = 540,523.85/x
  3. Step 3: Cross multiply
    922,480.97x = 1,273,049.39 × 540,523.85
  4. Step 4: Simplify right side
    922,480.97x = 688,113,552,509.01
  5. Step 5: Solve for x
    x = 688,113,552,509.01/922,480.97
  6. Step 6: Final answer
    x = 745,937.94

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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.