Finding the Fourth Proportional to 887,788.67, 1,332,678.11 and 355,680.63
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Solution
The fourth proportional to 887,788.67, 1,332,678.11 and 355,680.63 is: 533,919.62
Step by Step Solution
- Step 1: Write the proportion equation
887,788.67 : 1,332,678.11 = 355,680.63 : x - Step 2: Convert to fraction form
887,788.67/1,332,678.11 = 355,680.63/x - Step 3: Cross multiply
887,788.67x = 1,332,678.11 × 355,680.63 - Step 4: Simplify right side
887,788.67x = 474,007,787,973.61 - Step 5: Solve for x
x = 474,007,787,973.61/887,788.67 - Step 6: Final answer
x = 533,919.62
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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.