Home / 1,306,622.71-1,959,324.54-497,157.80

Finding the Fourth Proportional to 1,306,622.71, 1,959,324.54 and 497,157.80

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Solution

The fourth proportional to 1,306,622.71, 1,959,324.54 and 497,157.80 is: 745,504.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,622.71 : 1,959,324.54 = 497,157.80 : x
  2. Step 2: Convert to fraction form
    1,306,622.71/1,959,324.54 = 497,157.80/x
  3. Step 3: Cross multiply
    1,306,622.71x = 1,959,324.54 × 497,157.80
  4. Step 4: Simplify right side
    1,306,622.71x = 974,093,471,436.53
  5. Step 5: Solve for x
    x = 974,093,471,436.53/1,306,622.71
  6. Step 6: Final answer
    x = 745,504.78

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Why These Related Problems?

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