Home / 806,736.40-1,210,277.40-245,827.60

Finding the Fourth Proportional to 806,736.40, 1,210,277.40 and 245,827.60

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Solution

The fourth proportional to 806,736.40, 1,210,277.40 and 245,827.60 is: 368,794.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,736.40 : 1,210,277.40 = 245,827.60 : x
  2. Step 2: Convert to fraction form
    806,736.40/1,210,277.40 = 245,827.60/x
  3. Step 3: Cross multiply
    806,736.40x = 1,210,277.40 × 245,827.60
  4. Step 4: Simplify right side
    806,736.40x = 297,519,588,576.24
  5. Step 5: Solve for x
    x = 297,519,588,576.24/806,736.40
  6. Step 6: Final answer
    x = 368,794.06

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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.