Finding the Fourth Proportional to 444,636.33, 612,304.28 and 386,466.99
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Solution
The fourth proportional to 444,636.33, 612,304.28 and 386,466.99 is: 532,199.85
Step by Step Solution
- Step 1: Write the proportion equation
444,636.33 : 612,304.28 = 386,466.99 : x - Step 2: Convert to fraction form
444,636.33/612,304.28 = 386,466.99/x - Step 3: Cross multiply
444,636.33x = 612,304.28 × 386,466.99 - Step 4: Simplify right side
444,636.33x = 236,635,387,061.86 - Step 5: Solve for x
x = 236,635,387,061.86/444,636.33 - Step 6: Final answer
x = 532,199.85
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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.