Home / 672,454.41-1,008,921.42-335,465.25

Finding the Fourth Proportional to 672,454.41, 1,008,921.42 and 335,465.25

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Solution

The fourth proportional to 672,454.41, 1,008,921.42 and 335,465.25 is: 503,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,454.41 : 1,008,921.42 = 335,465.25 : x
  2. Step 2: Convert to fraction form
    672,454.41/1,008,921.42 = 335,465.25/x
  3. Step 3: Cross multiply
    672,454.41x = 1,008,921.42 × 335,465.25
  4. Step 4: Simplify right side
    672,454.41x = 338,458,076,390.66
  5. Step 5: Solve for x
    x = 338,458,076,390.66/672,454.41
  6. Step 6: Final answer
    x = 503,317.51

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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.