Finding the Fourth Proportional to 901,894.50, 1,244,577.96 and 539,518.62
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Solution
The fourth proportional to 901,894.50, 1,244,577.96 and 539,518.62 is: 744,513.90
Step by Step Solution
- Step 1: Write the proportion equation
901,894.50 : 1,244,577.96 = 539,518.62 : x - Step 2: Convert to fraction form
901,894.50/1,244,577.96 = 539,518.62/x - Step 3: Cross multiply
901,894.50x = 1,244,577.96 × 539,518.62 - Step 4: Simplify right side
901,894.50x = 671,472,988,128.78 - Step 5: Solve for x
x = 671,472,988,128.78/901,894.50 - Step 6: Final answer
x = 744,513.90
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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.