Finding the Fourth Proportional to 824,612.97, 1,137,951.62 and 462,035.71
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Solution
The fourth proportional to 824,612.97, 1,137,951.62 and 462,035.71 is: 637,601.28
Step by Step Solution
- Step 1: Write the proportion equation
824,612.97 : 1,137,951.62 = 462,035.71 : x - Step 2: Convert to fraction form
824,612.97/1,137,951.62 = 462,035.71/x - Step 3: Cross multiply
824,612.97x = 1,137,951.62 × 462,035.71 - Step 4: Simplify right side
824,612.97x = 525,774,285,537.25 - Step 5: Solve for x
x = 525,774,285,537.25/824,612.97 - Step 6: Final answer
x = 637,601.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.