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Finding the Fourth Proportional to 504,602.81, 756,904.22 and 205,246.25

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Solution

The fourth proportional to 504,602.81, 756,904.22 and 205,246.25 is: 307,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,602.81 : 756,904.22 = 205,246.25 : x
  2. Step 2: Convert to fraction form
    504,602.81/756,904.22 = 205,246.25/x
  3. Step 3: Cross multiply
    504,602.81x = 756,904.22 × 205,246.25
  4. Step 4: Simplify right side
    504,602.81x = 155,351,755,169.55
  5. Step 5: Solve for x
    x = 155,351,755,169.55/504,602.81
  6. Step 6: Final answer
    x = 307,869.38

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Similar ratio
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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.