Finding the Fourth Proportional to 529,577.39, 794,371.62 and 209,807.08
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Solution
The fourth proportional to 529,577.39, 794,371.62 and 209,807.08 is: 314,712.81
Step by Step Solution
- Step 1: Write the proportion equation
529,577.39 : 794,371.62 = 209,807.08 : x - Step 2: Convert to fraction form
529,577.39/794,371.62 = 209,807.08/x - Step 3: Cross multiply
529,577.39x = 794,371.62 × 209,807.08 - Step 4: Simplify right side
529,577.39x = 166,664,788,827.92 - Step 5: Solve for x
x = 166,664,788,827.92/529,577.39 - Step 6: Final answer
x = 314,712.81
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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.