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Finding the Fourth Proportional to 364,196.74, 502,412.84 and 243,367.68

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Solution

The fourth proportional to 364,196.74, 502,412.84 and 243,367.68 is: 335,728.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,196.74 : 502,412.84 = 243,367.68 : x
  2. Step 2: Convert to fraction form
    364,196.74/502,412.84 = 243,367.68/x
  3. Step 3: Cross multiply
    364,196.74x = 502,412.84 × 243,367.68
  4. Step 4: Simplify right side
    364,196.74x = 122,271,047,273.01
  5. Step 5: Solve for x
    x = 122,271,047,273.01/364,196.74
  6. Step 6: Final answer
    x = 335,728.01

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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.