Finding the Fourth Proportional to 779,593.99, 1,169,293.78 and 218,672.23
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Solution
The fourth proportional to 779,593.99, 1,169,293.78 and 218,672.23 is: 327,981.08
Step by Step Solution
- Step 1: Write the proportion equation
779,593.99 : 1,169,293.78 = 218,672.23 : x - Step 2: Convert to fraction form
779,593.99/1,169,293.78 = 218,672.23/x - Step 3: Cross multiply
779,593.99x = 1,169,293.78 × 218,672.23 - Step 4: Simplify right side
779,593.99x = 255,692,078,397.73 - Step 5: Solve for x
x = 255,692,078,397.73/779,593.99 - Step 6: Final answer
x = 327,981.08
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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.