Home / 738,958.81-1,019,774.51-432,961.96

Finding the Fourth Proportional to 738,958.81, 1,019,774.51 and 432,961.96

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Solution

The fourth proportional to 738,958.81, 1,019,774.51 and 432,961.96 is: 597,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,958.81 : 1,019,774.51 = 432,961.96 : x
  2. Step 2: Convert to fraction form
    738,958.81/1,019,774.51 = 432,961.96/x
  3. Step 3: Cross multiply
    738,958.81x = 1,019,774.51 × 432,961.96
  4. Step 4: Simplify right side
    738,958.81x = 441,523,570,607.64
  5. Step 5: Solve for x
    x = 441,523,570,607.64/738,958.81
  6. Step 6: Final answer
    x = 597,494.16

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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.