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Finding the Fourth Proportional to 364,026.80, 546,040.20 and 127,393.40

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Solution

The fourth proportional to 364,026.80, 546,040.20 and 127,393.40 is: 191,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,026.80 : 546,040.20 = 127,393.40 : x
  2. Step 2: Convert to fraction form
    364,026.80/546,040.20 = 127,393.40/x
  3. Step 3: Cross multiply
    364,026.80x = 546,040.20 × 127,393.40
  4. Step 4: Simplify right side
    364,026.80x = 69,561,917,614.68
  5. Step 5: Solve for x
    x = 69,561,917,614.68/364,026.80
  6. Step 6: Final answer
    x = 191,090.10

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1.5x scale

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.