Home / 1,010,817.88-1,516,220.70-252,655.54

Finding the Fourth Proportional to 1,010,817.88, 1,516,220.70 and 252,655.54

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Solution

The fourth proportional to 1,010,817.88, 1,516,220.70 and 252,655.54 is: 378,981.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,817.88 : 1,516,220.70 = 252,655.54 : x
  2. Step 2: Convert to fraction form
    1,010,817.88/1,516,220.70 = 252,655.54/x
  3. Step 3: Cross multiply
    1,010,817.88x = 1,516,220.70 × 252,655.54
  4. Step 4: Simplify right side
    1,010,817.88x = 383,081,559,717.68
  5. Step 5: Solve for x
    x = 383,081,559,717.68/1,010,817.88
  6. Step 6: Final answer
    x = 378,981.78

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Double scale
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1.5x scale

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.