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Finding the Fourth Proportional to 302,659.40, 453,987.88 and 92,296.73

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Solution

The fourth proportional to 302,659.40, 453,987.88 and 92,296.73 is: 138,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,659.40 : 453,987.88 = 92,296.73 : x
  2. Step 2: Convert to fraction form
    302,659.40/453,987.88 = 92,296.73/x
  3. Step 3: Cross multiply
    302,659.40x = 453,987.88 × 92,296.73
  4. Step 4: Simplify right side
    302,659.40x = 41,901,596,783.63
  5. Step 5: Solve for x
    x = 41,901,596,783.63/302,659.40
  6. Step 6: Final answer
    x = 138,444.72

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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.