Finding the Fourth Proportional to 470,537.84, 649,346.19 and 255,677.93
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Solution
The fourth proportional to 470,537.84, 649,346.19 and 255,677.93 is: 352,837.70
Step by Step Solution
- Step 1: Write the proportion equation
470,537.84 : 649,346.19 = 255,677.93 : x - Step 2: Convert to fraction form
470,537.84/649,346.19 = 255,677.93/x - Step 3: Cross multiply
470,537.84x = 649,346.19 × 255,677.93 - Step 4: Simplify right side
470,537.84x = 166,023,491,594.68 - Step 5: Solve for x
x = 166,023,491,594.68/470,537.84 - Step 6: Final answer
x = 352,837.70
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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.