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Finding the Fourth Proportional to 604,086.08, 906,066.74 and 204,716.52

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Solution

The fourth proportional to 604,086.08, 906,066.74 and 204,716.52 is: 307,053.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,086.08 : 906,066.74 = 204,716.52 : x
  2. Step 2: Convert to fraction form
    604,086.08/906,066.74 = 204,716.52/x
  3. Step 3: Cross multiply
    604,086.08x = 906,066.74 × 204,716.52
  4. Step 4: Simplify right side
    604,086.08x = 185,486,830,412.34
  5. Step 5: Solve for x
    x = 185,486,830,412.34/604,086.08
  6. Step 6: Final answer
    x = 307,053.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.