Finding the Fourth Proportional to 748,388.48, 1,122,218.88 and 249,584
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Solution
The fourth proportional to 748,388.48, 1,122,218.88 and 249,584 is: 374,254.66
Step by Step Solution
- Step 1: Write the proportion equation
748,388.48 : 1,122,218.88 = 249,584 : x - Step 2: Convert to fraction form
748,388.48/1,122,218.88 = 249,584/x - Step 3: Cross multiply
748,388.48x = 1,122,218.88 × 249,584 - Step 4: Simplify right side
748,388.48x = 280,087,876,945.92 - Step 5: Solve for x
x = 280,087,876,945.92/748,388.48 - Step 6: Final answer
x = 374,254.66
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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.