Home / 1,100,261.76-1,650,415.68-352,305.60

Finding the Fourth Proportional to 1,100,261.76, 1,650,415.68 and 352,305.60

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Solution

The fourth proportional to 1,100,261.76, 1,650,415.68 and 352,305.60 is: 528,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,261.76 : 1,650,415.68 = 352,305.60 : x
  2. Step 2: Convert to fraction form
    1,100,261.76/1,650,415.68 = 352,305.60/x
  3. Step 3: Cross multiply
    1,100,261.76x = 1,650,415.68 × 352,305.60
  4. Step 4: Simplify right side
    1,100,261.76x = 581,450,686,391.81
  5. Step 5: Solve for x
    x = 581,450,686,391.81/1,100,261.76
  6. Step 6: Final answer
    x = 528,465.78

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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.