Finding the Fourth Proportional to 506,727.99, 699,537.84 and 291,826.56
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Solution
The fourth proportional to 506,727.99, 699,537.84 and 291,826.56 is: 402,866.48
Step by Step Solution
- Step 1: Write the proportion equation
506,727.99 : 699,537.84 = 291,826.56 : x - Step 2: Convert to fraction form
506,727.99/699,537.84 = 291,826.56/x - Step 3: Cross multiply
506,727.99x = 699,537.84 × 291,826.56 - Step 4: Simplify right side
506,727.99x = 204,143,721,437.03 - Step 5: Solve for x
x = 204,143,721,437.03/506,727.99 - Step 6: Final answer
x = 402,866.48
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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.