Finding the Fourth Proportional to 726,656.08, 1,090,159.16 and 228,020.08
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Solution
The fourth proportional to 726,656.08, 1,090,159.16 and 228,020.08 is: 342,085.05
Step by Step Solution
- Step 1: Write the proportion equation
726,656.08 : 1,090,159.16 = 228,020.08 : x - Step 2: Convert to fraction form
726,656.08/1,090,159.16 = 228,020.08/x - Step 3: Cross multiply
726,656.08x = 1,090,159.16 × 228,020.08 - Step 4: Simplify right side
726,656.08x = 248,578,178,875.93 - Step 5: Solve for x
x = 248,578,178,875.93/726,656.08 - Step 6: Final answer
x = 342,085.05
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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.