Finding the Fourth Proportional to 602,896.18, 831,966.18 and 357,891.42
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Solution
The fourth proportional to 602,896.18, 831,966.18 and 357,891.42 is: 493,872.02
Step by Step Solution
- Step 1: Write the proportion equation
602,896.18 : 831,966.18 = 357,891.42 : x - Step 2: Convert to fraction form
602,896.18/831,966.18 = 357,891.42/x - Step 3: Cross multiply
602,896.18x = 831,966.18 × 357,891.42 - Step 4: Simplify right side
602,896.18x = 297,753,554,364.22 - Step 5: Solve for x
x = 297,753,554,364.22/602,896.18 - Step 6: Final answer
x = 493,872.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.