Home / 806,829.81-1,210,376.06-238,268.42

Finding the Fourth Proportional to 806,829.81, 1,210,376.06 and 238,268.42

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Solution

The fourth proportional to 806,829.81, 1,210,376.06 and 238,268.42 is: 357,441.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,829.81 : 1,210,376.06 = 238,268.42 : x
  2. Step 2: Convert to fraction form
    806,829.81/1,210,376.06 = 238,268.42/x
  3. Step 3: Cross multiply
    806,829.81x = 1,210,376.06 × 238,268.42
  4. Step 4: Simplify right side
    806,829.81x = 288,394,391,422.03
  5. Step 5: Solve for x
    x = 288,394,391,422.03/806,829.81
  6. Step 6: Final answer
    x = 357,441.42

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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.