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Finding the Fourth Proportional to 544,464.36, 751,250.16 and 318,066.12

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Solution

The fourth proportional to 544,464.36, 751,250.16 and 318,066.12 is: 438,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,464.36 : 751,250.16 = 318,066.12 : x
  2. Step 2: Convert to fraction form
    544,464.36/751,250.16 = 318,066.12/x
  3. Step 3: Cross multiply
    544,464.36x = 751,250.16 × 318,066.12
  4. Step 4: Simplify right side
    544,464.36x = 238,947,223,540.58
  5. Step 5: Solve for x
    x = 238,947,223,540.58/544,464.36
  6. Step 6: Final answer
    x = 438,866.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.