Home / 851,275.64-1,276,918.08-252,242

Finding the Fourth Proportional to 851,275.64, 1,276,918.08 and 252,242

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Solution

The fourth proportional to 851,275.64, 1,276,918.08 and 252,242 is: 378,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,275.64 : 1,276,918.08 = 252,242 : x
  2. Step 2: Convert to fraction form
    851,275.64/1,276,918.08 = 252,242/x
  3. Step 3: Cross multiply
    851,275.64x = 1,276,918.08 × 252,242
  4. Step 4: Simplify right side
    851,275.64x = 322,092,370,335.36
  5. Step 5: Solve for x
    x = 322,092,370,335.36/851,275.64
  6. Step 6: Final answer
    x = 378,364.37

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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.