Finding the Fourth Proportional to 803,867.68, 1,204,884.19 and 323,788.03
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Solution
The fourth proportional to 803,867.68, 1,204,884.19 and 323,788.03 is: 485,312.56
Step by Step Solution
- Step 1: Write the proportion equation
803,867.68 : 1,204,884.19 = 323,788.03 : x - Step 2: Convert to fraction form
803,867.68/1,204,884.19 = 323,788.03/x - Step 3: Cross multiply
803,867.68x = 1,204,884.19 × 323,788.03 - Step 4: Simplify right side
803,867.68x = 390,127,078,258.25 - Step 5: Solve for x
x = 390,127,078,258.25/803,867.68 - Step 6: Final answer
x = 485,312.56
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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.