Finding the Fourth Proportional to 878,197.48, 1,317,373.98 and 247,116.76
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Solution
The fourth proportional to 878,197.48, 1,317,373.98 and 247,116.76 is: 370,697.02
Step by Step Solution
- Step 1: Write the proportion equation
878,197.48 : 1,317,373.98 = 247,116.76 : x - Step 2: Convert to fraction form
878,197.48/1,317,373.98 = 247,116.76/x - Step 3: Cross multiply
878,197.48x = 1,317,373.98 × 247,116.76 - Step 4: Simplify right side
878,197.48x = 325,545,189,645.91 - Step 5: Solve for x
x = 325,545,189,645.91/878,197.48 - Step 6: Final answer
x = 370,697.02
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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.