Finding the Fourth Proportional to 291,497.06, 402,366.62 and 170,677.19
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Solution
The fourth proportional to 291,497.06, 402,366.62 and 170,677.19 is: 235,593.47
Step by Step Solution
- Step 1: Write the proportion equation
291,497.06 : 402,366.62 = 170,677.19 : x - Step 2: Convert to fraction form
291,497.06/402,366.62 = 170,677.19/x - Step 3: Cross multiply
291,497.06x = 402,366.62 × 170,677.19 - Step 4: Simplify right side
291,497.06x = 68,674,805,484.01 - Step 5: Solve for x
x = 68,674,805,484.01/291,497.06 - Step 6: Final answer
x = 235,593.47
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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.