Finding the Fourth Proportional to 880,269.64, 1,319,908.74 and 281,089.96
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Solution
The fourth proportional to 880,269.64, 1,319,908.74 and 281,089.96 is: 421,476.65
Step by Step Solution
- Step 1: Write the proportion equation
880,269.64 : 1,319,908.74 = 281,089.96 : x - Step 2: Convert to fraction form
880,269.64/1,319,908.74 = 281,089.96/x - Step 3: Cross multiply
880,269.64x = 1,319,908.74 × 281,089.96 - Step 4: Simplify right side
880,269.64x = 371,013,094,930.25 - Step 5: Solve for x
x = 371,013,094,930.25/880,269.64 - Step 6: Final answer
x = 421,476.65
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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.