Finding the Fourth Proportional to 334,915.36, 502,352.70 and 118,784.80
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Solution
The fourth proportional to 334,915.36, 502,352.70 and 118,784.80 is: 178,169.99
Step by Step Solution
- Step 1: Write the proportion equation
334,915.36 : 502,352.70 = 118,784.80 : x - Step 2: Convert to fraction form
334,915.36/502,352.70 = 118,784.80/x - Step 3: Cross multiply
334,915.36x = 502,352.70 × 118,784.80 - Step 4: Simplify right side
334,915.36x = 59,671,864,998.96 - Step 5: Solve for x
x = 59,671,864,998.96/334,915.36 - Step 6: Final answer
x = 178,169.99
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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.