Home / 849,993.12-1,275,128.06-251,014.86

Finding the Fourth Proportional to 849,993.12, 1,275,128.06 and 251,014.86

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Solution

The fourth proportional to 849,993.12, 1,275,128.06 and 251,014.86 is: 376,563.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,993.12 : 1,275,128.06 = 251,014.86 : x
  2. Step 2: Convert to fraction form
    849,993.12/1,275,128.06 = 251,014.86/x
  3. Step 3: Cross multiply
    849,993.12x = 1,275,128.06 × 251,014.86
  4. Step 4: Simplify right side
    849,993.12x = 320,076,090,207.90
  5. Step 5: Solve for x
    x = 320,076,090,207.90/849,993.12
  6. Step 6: Final answer
    x = 376,563.15

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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.