Finding the Fourth Proportional to 863,666.25, 1,191,852.76 and 476,497.99
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Solution
The fourth proportional to 863,666.25, 1,191,852.76 and 476,497.99 is: 657,563.54
Step by Step Solution
- Step 1: Write the proportion equation
863,666.25 : 1,191,852.76 = 476,497.99 : x - Step 2: Convert to fraction form
863,666.25/1,191,852.76 = 476,497.99/x - Step 3: Cross multiply
863,666.25x = 1,191,852.76 × 476,497.99 - Step 4: Simplify right side
863,666.25x = 567,915,440,345.08 - Step 5: Solve for x
x = 567,915,440,345.08/863,666.25 - Step 6: Final answer
x = 657,563.54
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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.