Finding the Fourth Proportional to 346,069.80, 519,104.70 and 188,605.80
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Solution
The fourth proportional to 346,069.80, 519,104.70 and 188,605.80 is: 282,908.70
Step by Step Solution
- Step 1: Write the proportion equation
346,069.80 : 519,104.70 = 188,605.80 : x - Step 2: Convert to fraction form
346,069.80/519,104.70 = 188,605.80/x - Step 3: Cross multiply
346,069.80x = 519,104.70 × 188,605.80 - Step 4: Simplify right side
346,069.80x = 97,906,157,227.26 - Step 5: Solve for x
x = 97,906,157,227.26/346,069.80 - Step 6: Final answer
x = 282,908.70
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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.