Home / 1,190,019.75-1,785,029.76-303,555.75

Finding the Fourth Proportional to 1,190,019.75, 1,785,029.76 and 303,555.75

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Solution

The fourth proportional to 1,190,019.75, 1,785,029.76 and 303,555.75 is: 455,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,019.75 : 1,785,029.76 = 303,555.75 : x
  2. Step 2: Convert to fraction form
    1,190,019.75/1,785,029.76 = 303,555.75/x
  3. Step 3: Cross multiply
    1,190,019.75x = 1,785,029.76 × 303,555.75
  4. Step 4: Simplify right side
    1,190,019.75x = 541,856,047,569.12
  5. Step 5: Solve for x
    x = 541,856,047,569.12/1,190,019.75
  6. Step 6: Final answer
    x = 455,333.66

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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.