Finding the Fourth Proportional to 718,924.36, 1,077,566.54 and 449,176.53
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Solution
The fourth proportional to 718,924.36, 1,077,566.54 and 449,176.53 is: 673,252.47
Step by Step Solution
- Step 1: Write the proportion equation
718,924.36 : 1,077,566.54 = 449,176.53 : x - Step 2: Convert to fraction form
718,924.36/1,077,566.54 = 449,176.53/x - Step 3: Cross multiply
718,924.36x = 1,077,566.54 × 449,176.53 - Step 4: Simplify right side
718,924.36x = 484,017,599,281.31 - Step 5: Solve for x
x = 484,017,599,281.31/718,924.36 - Step 6: Final answer
x = 673,252.47
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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.