Finding the Fourth Proportional to 943,258.20, 1,413,997.86 and 469,495.68
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Solution
The fourth proportional to 943,258.20, 1,413,997.86 and 469,495.68 is: 703,800.81
Step by Step Solution
- Step 1: Write the proportion equation
943,258.20 : 1,413,997.86 = 469,495.68 : x - Step 2: Convert to fraction form
943,258.20/1,413,997.86 = 469,495.68/x - Step 3: Cross multiply
943,258.20x = 1,413,997.86 × 469,495.68 - Step 4: Simplify right side
943,258.20x = 663,865,886,799.25 - Step 5: Solve for x
x = 663,865,886,799.25/943,258.20 - Step 6: Final answer
x = 703,800.81
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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.