Finding the Fourth Proportional to 663,294.24, 994,937.58 and 189,979.74
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Solution
The fourth proportional to 663,294.24, 994,937.58 and 189,979.74 is: 284,968.53
Step by Step Solution
- Step 1: Write the proportion equation
663,294.24 : 994,937.58 = 189,979.74 : x - Step 2: Convert to fraction form
663,294.24/994,937.58 = 189,979.74/x - Step 3: Cross multiply
663,294.24x = 994,937.58 × 189,979.74 - Step 4: Simplify right side
663,294.24x = 189,017,982,764.63 - Step 5: Solve for x
x = 189,017,982,764.63/663,294.24 - Step 6: Final answer
x = 284,968.53
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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.