Finding the Fourth Proportional to 346,365.71, 519,578.03 and 121,706.75
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Solution
The fourth proportional to 346,365.71, 519,578.03 and 121,706.75 is: 182,570.47
Step by Step Solution
- Step 1: Write the proportion equation
346,365.71 : 519,578.03 = 121,706.75 : x - Step 2: Convert to fraction form
346,365.71/519,578.03 = 121,706.75/x - Step 3: Cross multiply
346,365.71x = 519,578.03 × 121,706.75 - Step 4: Simplify right side
346,365.71x = 63,236,151,109.08 - Step 5: Solve for x
x = 63,236,151,109.08/346,365.71 - Step 6: Final answer
x = 182,570.47
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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.