Home / 922,100.74-1,383,317.36-416,899.48

Finding the Fourth Proportional to 922,100.74, 1,383,317.36 and 416,899.48

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Solution

The fourth proportional to 922,100.74, 1,383,317.36 and 416,899.48 is: 625,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,100.74 : 1,383,317.36 = 416,899.48 : x
  2. Step 2: Convert to fraction form
    922,100.74/1,383,317.36 = 416,899.48/x
  3. Step 3: Cross multiply
    922,100.74x = 1,383,317.36 × 416,899.48
  4. Step 4: Simplify right side
    922,100.74x = 576,704,288,058.97
  5. Step 5: Solve for x
    x = 576,704,288,058.97/922,100.74
  6. Step 6: Final answer
    x = 625,424.38

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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.