Finding the Fourth Proportional to 779,397.75, 1,169,130.69 and 246,958.02
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Solution
The fourth proportional to 779,397.75, 1,169,130.69 and 246,958.02 is: 370,447.82
Step by Step Solution
- Step 1: Write the proportion equation
779,397.75 : 1,169,130.69 = 246,958.02 : x - Step 2: Convert to fraction form
779,397.75/1,169,130.69 = 246,958.02/x - Step 3: Cross multiply
779,397.75x = 1,169,130.69 × 246,958.02 - Step 4: Simplify right side
779,397.75x = 288,726,200,323.63 - Step 5: Solve for x
x = 288,726,200,323.63/779,397.75 - Step 6: Final answer
x = 370,447.82
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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.