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Finding the Fourth Proportional to 370,064.01, 510,700.77 and 226,796.43

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Solution

The fourth proportional to 370,064.01, 510,700.77 and 226,796.43 is: 312,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,064.01 : 510,700.77 = 226,796.43 : x
  2. Step 2: Convert to fraction form
    370,064.01/510,700.77 = 226,796.43/x
  3. Step 3: Cross multiply
    370,064.01x = 510,700.77 × 226,796.43
  4. Step 4: Simplify right side
    370,064.01x = 115,825,111,434.25
  5. Step 5: Solve for x
    x = 115,825,111,434.25/370,064.01
  6. Step 6: Final answer
    x = 312,986.70

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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.