Home / 1,100,278.14-1,650,240.06-301,372.84

Finding the Fourth Proportional to 1,100,278.14, 1,650,240.06 and 301,372.84

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Solution

The fourth proportional to 1,100,278.14, 1,650,240.06 and 301,372.84 is: 452,010.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,278.14 : 1,650,240.06 = 301,372.84 : x
  2. Step 2: Convert to fraction form
    1,100,278.14/1,650,240.06 = 301,372.84/x
  3. Step 3: Cross multiply
    1,100,278.14x = 1,650,240.06 × 301,372.84
  4. Step 4: Simplify right side
    1,100,278.14x = 497,337,533,563.97
  5. Step 5: Solve for x
    x = 497,337,533,563.97/1,100,278.14
  6. Step 6: Final answer
    x = 452,010.74

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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.