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Finding the Fourth Proportional to 832,896.60, 1,249,858.83 and 327,368.76

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Solution

The fourth proportional to 832,896.60, 1,249,858.83 and 327,368.76 is: 491,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,896.60 : 1,249,858.83 = 327,368.76 : x
  2. Step 2: Convert to fraction form
    832,896.60/1,249,858.83 = 327,368.76/x
  3. Step 3: Cross multiply
    832,896.60x = 1,249,858.83 × 327,368.76
  4. Step 4: Simplify right side
    832,896.60x = 409,164,735,352.15
  5. Step 5: Solve for x
    x = 409,164,735,352.15/832,896.60
  6. Step 6: Final answer
    x = 491,255.14

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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.