Home / 958,667.38-1,322,968.08-528,963.46

Finding the Fourth Proportional to 958,667.38, 1,322,968.08 and 528,963.46

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Solution

The fourth proportional to 958,667.38, 1,322,968.08 and 528,963.46 is: 729,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,667.38 : 1,322,968.08 = 528,963.46 : x
  2. Step 2: Convert to fraction form
    958,667.38/1,322,968.08 = 528,963.46/x
  3. Step 3: Cross multiply
    958,667.38x = 1,322,968.08 × 528,963.46
  4. Step 4: Simplify right side
    958,667.38x = 699,801,773,066.36
  5. Step 5: Solve for x
    x = 699,801,773,066.36/958,667.38
  6. Step 6: Final answer
    x = 729,973.49

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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.