Finding the Fourth Proportional to 334,914.18, 502,387.68 and 135,209.64
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Solution
The fourth proportional to 334,914.18, 502,387.68 and 135,209.64 is: 202,821.08
Step by Step Solution
- Step 1: Write the proportion equation
334,914.18 : 502,387.68 = 135,209.64 : x - Step 2: Convert to fraction form
334,914.18/502,387.68 = 135,209.64/x - Step 3: Cross multiply
334,914.18x = 502,387.68 × 135,209.64 - Step 4: Simplify right side
334,914.18x = 67,927,657,353.24 - Step 5: Solve for x
x = 67,927,657,353.24/334,914.18 - Step 6: Final answer
x = 202,821.08
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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.