Finding the Fourth Proportional to 580,269.20, 870,425.68 and 159,577.88
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Solution
The fourth proportional to 580,269.20, 870,425.68 and 159,577.88 is: 239,372.84
Step by Step Solution
- Step 1: Write the proportion equation
580,269.20 : 870,425.68 = 159,577.88 : x - Step 2: Convert to fraction form
580,269.20/870,425.68 = 159,577.88/x - Step 3: Cross multiply
580,269.20x = 870,425.68 × 159,577.88 - Step 4: Simplify right side
580,269.20x = 138,900,684,711.96 - Step 5: Solve for x
x = 138,900,684,711.96/580,269.20 - Step 6: Final answer
x = 239,372.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.