Finding the Fourth Proportional to 551,595.29, 761,183.87 and 306,578.86
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Solution
The fourth proportional to 551,595.29, 761,183.87 and 306,578.86 is: 423,069.03
Step by Step Solution
- Step 1: Write the proportion equation
551,595.29 : 761,183.87 = 306,578.86 : x - Step 2: Convert to fraction form
551,595.29/761,183.87 = 306,578.86/x - Step 3: Cross multiply
551,595.29x = 761,183.87 × 306,578.86 - Step 4: Simplify right side
551,595.29x = 233,362,879,679.13 - Step 5: Solve for x
x = 233,362,879,679.13/551,595.29 - Step 6: Final answer
x = 423,069.03
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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.