Finding the Fourth Proportional to 495,333.81, 683,563.19 and 268,979.31
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Solution
The fourth proportional to 495,333.81, 683,563.19 and 268,979.31 is: 371,192.82
Step by Step Solution
- Step 1: Write the proportion equation
495,333.81 : 683,563.19 = 268,979.31 : x - Step 2: Convert to fraction form
495,333.81/683,563.19 = 268,979.31/x - Step 3: Cross multiply
495,333.81x = 683,563.19 × 268,979.31 - Step 4: Simplify right side
495,333.81x = 183,864,353,842.70 - Step 5: Solve for x
x = 183,864,353,842.70/495,333.81 - Step 6: Final answer
x = 371,192.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.