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Finding the Fourth Proportional to 897,438.66, 1,346,169.71 and 298,399.80

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Solution

The fourth proportional to 897,438.66, 1,346,169.71 and 298,399.80 is: 447,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,438.66 : 1,346,169.71 = 298,399.80 : x
  2. Step 2: Convert to fraction form
    897,438.66/1,346,169.71 = 298,399.80/x
  3. Step 3: Cross multiply
    897,438.66x = 1,346,169.71 × 298,399.80
  4. Step 4: Simplify right side
    897,438.66x = 401,696,770,451.99
  5. Step 5: Solve for x
    x = 401,696,770,451.99/897,438.66
  6. Step 6: Final answer
    x = 447,603.60

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