Finding the Fourth Proportional to 674,363.98, 1,004,390.62 and 671,104.74
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Solution
The fourth proportional to 674,363.98, 1,004,390.62 and 671,104.74 is: 999,536.35
Step by Step Solution
- Step 1: Write the proportion equation
674,363.98 : 1,004,390.62 = 671,104.74 : x - Step 2: Convert to fraction form
674,363.98/1,004,390.62 = 671,104.74/x - Step 3: Cross multiply
674,363.98x = 1,004,390.62 × 671,104.74 - Step 4: Simplify right side
674,363.98x = 674,051,305,893.54 - Step 5: Solve for x
x = 674,051,305,893.54/674,363.98 - Step 6: Final answer
x = 999,536.35
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.