Home / 851,164.21-1,174,597.05-463,971.15

Finding the Fourth Proportional to 851,164.21, 1,174,597.05 and 463,971.15

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Solution

The fourth proportional to 851,164.21, 1,174,597.05 and 463,971.15 is: 640,274.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,164.21 : 1,174,597.05 = 463,971.15 : x
  2. Step 2: Convert to fraction form
    851,164.21/1,174,597.05 = 463,971.15/x
  3. Step 3: Cross multiply
    851,164.21x = 1,174,597.05 × 463,971.15
  4. Step 4: Simplify right side
    851,164.21x = 544,979,141,755.25
  5. Step 5: Solve for x
    x = 544,979,141,755.25/851,164.21
  6. Step 6: Final answer
    x = 640,274.97

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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.