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Finding the Fourth Proportional to 364,261.19, 502,680.44 and 213,358.19

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Solution

The fourth proportional to 364,261.19, 502,680.44 and 213,358.19 is: 294,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,261.19 : 502,680.44 = 213,358.19 : x
  2. Step 2: Convert to fraction form
    364,261.19/502,680.44 = 213,358.19/x
  3. Step 3: Cross multiply
    364,261.19x = 502,680.44 × 213,358.19
  4. Step 4: Simplify right side
    364,261.19x = 107,250,988,826.80
  5. Step 5: Solve for x
    x = 107,250,988,826.80/364,261.19
  6. Step 6: Final answer
    x = 294,434.30

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Double scale
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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.