Finding the Fourth Proportional to 291,858.84, 402,747.84 and 169,341.76
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Solution
The fourth proportional to 291,858.84, 402,747.84 and 169,341.76 is: 233,681.56
Step by Step Solution
- Step 1: Write the proportion equation
291,858.84 : 402,747.84 = 169,341.76 : x - Step 2: Convert to fraction form
291,858.84/402,747.84 = 169,341.76/x - Step 3: Cross multiply
291,858.84x = 402,747.84 × 169,341.76 - Step 4: Simplify right side
291,858.84x = 68,202,028,061.80 - Step 5: Solve for x
x = 68,202,028,061.80/291,858.84 - Step 6: Final answer
x = 233,681.56
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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.