Finding the Fourth Proportional to 657,000.72, 985,501.99 and 183,685.62
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Solution
The fourth proportional to 657,000.72, 985,501.99 and 183,685.62 is: 275,528.69
Step by Step Solution
- Step 1: Write the proportion equation
657,000.72 : 985,501.99 = 183,685.62 : x - Step 2: Convert to fraction form
657,000.72/985,501.99 = 183,685.62/x - Step 3: Cross multiply
657,000.72x = 985,501.99 × 183,685.62 - Step 4: Simplify right side
657,000.72x = 181,022,547,969.62 - Step 5: Solve for x
x = 181,022,547,969.62/657,000.72 - Step 6: Final answer
x = 275,528.69
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1.5x scale
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.