Finding the Fourth Proportional to 801,691.57, 1,106,348.75 and 439,092.08
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Solution
The fourth proportional to 801,691.57, 1,106,348.75 and 439,092.08 is: 605,954.95
Step by Step Solution
- Step 1: Write the proportion equation
801,691.57 : 1,106,348.75 = 439,092.08 : x - Step 2: Convert to fraction form
801,691.57/1,106,348.75 = 439,092.08/x - Step 3: Cross multiply
801,691.57x = 1,106,348.75 × 439,092.08 - Step 4: Simplify right side
801,691.57x = 485,788,973,842.90 - Step 5: Solve for x
x = 485,788,973,842.90/801,691.57 - Step 6: Final answer
x = 605,954.95
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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.