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Finding the Fourth Proportional to 364,195.96, 502,411.82 and 243,366.98

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Solution

The fourth proportional to 364,195.96, 502,411.82 and 243,366.98 is: 335,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,195.96 : 502,411.82 = 243,366.98 : x
  2. Step 2: Convert to fraction form
    364,195.96/502,411.82 = 243,366.98/x
  3. Step 3: Cross multiply
    364,195.96x = 502,411.82 × 243,366.98
  4. Step 4: Simplify right side
    364,195.96x = 122,270,443,620.81
  5. Step 5: Solve for x
    x = 122,270,443,620.81/364,195.96
  6. Step 6: Final answer
    x = 335,727.08

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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.