Finding the Fourth Proportional to 913,914.08, 1,371,756.72 and 440,932.08
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Solution
The fourth proportional to 913,914.08, 1,371,756.72 and 440,932.08 is: 661,825.39
Step by Step Solution
- Step 1: Write the proportion equation
913,914.08 : 1,371,756.72 = 440,932.08 : x - Step 2: Convert to fraction form
913,914.08/1,371,756.72 = 440,932.08/x - Step 3: Cross multiply
913,914.08x = 1,371,756.72 × 440,932.08 - Step 4: Simplify right side
913,914.08x = 604,851,543,803.58 - Step 5: Solve for x
x = 604,851,543,803.58/913,914.08 - Step 6: Final answer
x = 661,825.39
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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.