Finding the Fourth Proportional to 695,875.09, 960,292.01 and 405,468.56
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Solution
The fourth proportional to 695,875.09, 960,292.01 and 405,468.56 is: 559,537.51
Step by Step Solution
- Step 1: Write the proportion equation
695,875.09 : 960,292.01 = 405,468.56 : x - Step 2: Convert to fraction form
695,875.09/960,292.01 = 405,468.56/x - Step 3: Cross multiply
695,875.09x = 960,292.01 × 405,468.56 - Step 4: Simplify right side
695,875.09x = 389,368,218,474.21 - Step 5: Solve for x
x = 389,368,218,474.21/695,875.09 - Step 6: Final answer
x = 559,537.51
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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.