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Finding the Fourth Proportional to 364,091.39, 502,661.62 and 323,693.57

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Solution

The fourth proportional to 364,091.39, 502,661.62 and 323,693.57 is: 446,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,091.39 : 502,661.62 = 323,693.57 : x
  2. Step 2: Convert to fraction form
    364,091.39/502,661.62 = 323,693.57/x
  3. Step 3: Cross multiply
    364,091.39x = 502,661.62 × 323,693.57
  4. Step 4: Simplify right side
    364,091.39x = 162,708,334,279.78
  5. Step 5: Solve for x
    x = 162,708,334,279.78/364,091.39
  6. Step 6: Final answer
    x = 446,888.72

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1.5x scale

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.