Finding the Fourth Proportional to 352,209.49, 528,351.18 and 152,550.07
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Solution
The fourth proportional to 352,209.49, 528,351.18 and 152,550.07 is: 228,841.11
Step by Step Solution
- Step 1: Write the proportion equation
352,209.49 : 528,351.18 = 152,550.07 : x - Step 2: Convert to fraction form
352,209.49/528,351.18 = 152,550.07/x - Step 3: Cross multiply
352,209.49x = 528,351.18 × 152,550.07 - Step 4: Simplify right side
352,209.49x = 80,600,009,493.58 - Step 5: Solve for x
x = 80,600,009,493.58/352,209.49 - Step 6: Final answer
x = 228,841.11
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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.