Finding the Fourth Proportional to 721,844.84, 996,367.97 and 416,125.71
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Solution
The fourth proportional to 721,844.84, 996,367.97 and 416,125.71 is: 574,381.51
Step by Step Solution
- Step 1: Write the proportion equation
721,844.84 : 996,367.97 = 416,125.71 : x - Step 2: Convert to fraction form
721,844.84/996,367.97 = 416,125.71/x - Step 3: Cross multiply
721,844.84x = 996,367.97 × 416,125.71 - Step 4: Simplify right side
721,844.84x = 414,614,329,977.82 - Step 5: Solve for x
x = 414,614,329,977.82/721,844.84 - Step 6: Final answer
x = 574,381.51
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.