Finding the Fourth Proportional to 607,545.84, 838,420.30 and 335,608.10
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Solution
The fourth proportional to 607,545.84, 838,420.30 and 335,608.10 is: 463,143.07
Step by Step Solution
- Step 1: Write the proportion equation
607,545.84 : 838,420.30 = 335,608.10 : x - Step 2: Convert to fraction form
607,545.84/838,420.30 = 335,608.10/x - Step 3: Cross multiply
607,545.84x = 838,420.30 × 335,608.10 - Step 4: Simplify right side
607,545.84x = 281,380,643,884.43 - Step 5: Solve for x
x = 281,380,643,884.43/607,545.84 - Step 6: Final answer
x = 463,143.07
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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.