Home / 364,688.25-502,667.45-243,785.42

Finding the Fourth Proportional to 364,688.25, 502,667.45 and 243,785.42

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Solution

The fourth proportional to 364,688.25, 502,667.45 and 243,785.42 is: 336,021.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,688.25 : 502,667.45 = 243,785.42 : x
  2. Step 2: Convert to fraction form
    364,688.25/502,667.45 = 243,785.42/x
  3. Step 3: Cross multiply
    364,688.25x = 502,667.45 × 243,785.42
  4. Step 4: Simplify right side
    364,688.25x = 122,542,995,213.62
  5. Step 5: Solve for x
    x = 122,542,995,213.62/364,688.25
  6. Step 6: Final answer
    x = 336,021.23

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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.