Finding the Fourth Proportional to 543,068.68, 814,275.58 and 243,495.08
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Solution
The fourth proportional to 543,068.68, 814,275.58 and 243,495.08 is: 365,095.81
Step by Step Solution
- Step 1: Write the proportion equation
543,068.68 : 814,275.58 = 243,495.08 : x - Step 2: Convert to fraction form
543,068.68/814,275.58 = 243,495.08/x - Step 3: Cross multiply
543,068.68x = 814,275.58 × 243,495.08 - Step 4: Simplify right side
543,068.68x = 198,272,097,494.15 - Step 5: Solve for x
x = 198,272,097,494.15/543,068.68 - Step 6: Final answer
x = 365,095.81
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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.