Finding the Fourth Proportional to 964,574.68, 1,446,721.15 and 281,277.93
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Solution
The fourth proportional to 964,574.68, 1,446,721.15 and 281,277.93 is: 421,875.81
Step by Step Solution
- Step 1: Write the proportion equation
964,574.68 : 1,446,721.15 = 281,277.93 : x - Step 2: Convert to fraction form
964,574.68/1,446,721.15 = 281,277.93/x - Step 3: Cross multiply
964,574.68x = 1,446,721.15 × 281,277.93 - Step 4: Simplify right side
964,574.68x = 406,930,724,758.22 - Step 5: Solve for x
x = 406,930,724,758.22/964,574.68 - Step 6: Final answer
x = 421,875.81
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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.