Finding the Fourth Proportional to 887,794.68, 1,332,687.12 and 355,686.63
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Solution
The fourth proportional to 887,794.68, 1,332,687.12 and 355,686.63 is: 533,928.62
Step by Step Solution
- Step 1: Write the proportion equation
887,794.68 : 1,332,687.12 = 355,686.63 : x - Step 2: Convert to fraction form
887,794.68/1,332,687.12 = 355,686.63/x - Step 3: Cross multiply
887,794.68x = 1,332,687.12 × 355,686.63 - Step 4: Simplify right side
887,794.68x = 474,018,990,557.21 - Step 5: Solve for x
x = 474,018,990,557.21/887,794.68 - Step 6: Final answer
x = 533,928.62
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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.