Home / 986,755.24-1,480,022.70-276,810.76

Finding the Fourth Proportional to 986,755.24, 1,480,022.70 and 276,810.76

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Solution

The fourth proportional to 986,755.24, 1,480,022.70 and 276,810.76 is: 415,185.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,755.24 : 1,480,022.70 = 276,810.76 : x
  2. Step 2: Convert to fraction form
    986,755.24/1,480,022.70 = 276,810.76/x
  3. Step 3: Cross multiply
    986,755.24x = 1,480,022.70 × 276,810.76
  4. Step 4: Simplify right side
    986,755.24x = 409,686,208,404.25
  5. Step 5: Solve for x
    x = 409,686,208,404.25/986,755.24
  6. Step 6: Final answer
    x = 415,185.24

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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.