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Finding the Fourth Proportional to 364,089.50, 502,659.04 and 323,691.68

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Solution

The fourth proportional to 364,089.50, 502,659.04 and 323,691.68 is: 446,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,089.50 : 502,659.04 = 323,691.68 : x
  2. Step 2: Convert to fraction form
    364,089.50/502,659.04 = 323,691.68/x
  3. Step 3: Cross multiply
    364,089.50x = 502,659.04 × 323,691.68
  4. Step 4: Simplify right side
    364,089.50x = 162,706,549,124.79
  5. Step 5: Solve for x
    x = 162,706,549,124.79/364,089.50
  6. Step 6: Final answer
    x = 446,886.13

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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.