Finding the Fourth Proportional to 219,336.74, 329,136.36 and 201,490.82
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Solution
The fourth proportional to 219,336.74, 329,136.36 and 201,490.82 is: 302,356.80
Step by Step Solution
- Step 1: Write the proportion equation
219,336.74 : 329,136.36 = 201,490.82 : x - Step 2: Convert to fraction form
219,336.74/329,136.36 = 201,490.82/x - Step 3: Cross multiply
219,336.74x = 329,136.36 × 201,490.82 - Step 4: Simplify right side
219,336.74x = 66,317,955,068.22 - Step 5: Solve for x
x = 66,317,955,068.22/219,336.74 - Step 6: Final answer
x = 302,356.80
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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.