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Finding the Fourth Proportional to 1,377,222, 2,065,910.76 and 490,758

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Solution

The fourth proportional to 1,377,222, 2,065,910.76 and 490,758 is: 736,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,222 : 2,065,910.76 = 490,758 : x
  2. Step 2: Convert to fraction form
    1,377,222/2,065,910.76 = 490,758/x
  3. Step 3: Cross multiply
    1,377,222x = 2,065,910.76 × 490,758
  4. Step 4: Simplify right side
    1,377,222x = 1,013,862,232,756.08
  5. Step 5: Solve for x
    x = 1,013,862,232,756.08/1,377,222
  6. Step 6: Final answer
    x = 736,164.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.