Home / 806,857.02-1,210,091.76-238,084.44

Finding the Fourth Proportional to 806,857.02, 1,210,091.76 and 238,084.44

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Solution

The fourth proportional to 806,857.02, 1,210,091.76 and 238,084.44 is: 357,069.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,857.02 : 1,210,091.76 = 238,084.44 : x
  2. Step 2: Convert to fraction form
    806,857.02/1,210,091.76 = 238,084.44/x
  3. Step 3: Cross multiply
    806,857.02x = 1,210,091.76 × 238,084.44
  4. Step 4: Simplify right side
    806,857.02x = 288,104,019,028.21
  5. Step 5: Solve for x
    x = 288,104,019,028.21/806,857.02
  6. Step 6: Final answer
    x = 357,069.48

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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.