Finding the Fourth Proportional to 529,281.92, 793,935.84 and 155,316.80
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Solution
The fourth proportional to 529,281.92, 793,935.84 and 155,316.80 is: 232,979.00
Step by Step Solution
- Step 1: Write the proportion equation
529,281.92 : 793,935.84 = 155,316.80 : x - Step 2: Convert to fraction form
529,281.92/793,935.84 = 155,316.80/x - Step 3: Cross multiply
529,281.92x = 793,935.84 × 155,316.80 - Step 4: Simplify right side
529,281.92x = 123,311,574,074.11 - Step 5: Solve for x
x = 123,311,574,074.11/529,281.92 - Step 6: Final answer
x = 232,979.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.