Finding the Fourth Proportional to 658,825.76, 986,355.98 and 616,975.08
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Solution
The fourth proportional to 658,825.76, 986,355.98 and 616,975.08 is: 923,699.55
Step by Step Solution
- Step 1: Write the proportion equation
658,825.76 : 986,355.98 = 616,975.08 : x - Step 2: Convert to fraction form
658,825.76/986,355.98 = 616,975.08/x - Step 3: Cross multiply
658,825.76x = 986,355.98 × 616,975.08 - Step 4: Simplify right side
658,825.76x = 608,557,059,668.98 - Step 5: Solve for x
x = 608,557,059,668.98/658,825.76 - Step 6: Final answer
x = 923,699.55
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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.