Finding the Fourth Proportional to 833,187, 1,249,993.62 and 242,211
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Solution
The fourth proportional to 833,187, 1,249,993.62 and 242,211 is: 363,378.45
Step by Step Solution
- Step 1: Write the proportion equation
833,187 : 1,249,993.62 = 242,211 : x - Step 2: Convert to fraction form
833,187/1,249,993.62 = 242,211/x - Step 3: Cross multiply
833,187x = 1,249,993.62 × 242,211 - Step 4: Simplify right side
833,187x = 302,762,204,693.82 - Step 5: Solve for x
x = 302,762,204,693.82/833,187 - Step 6: Final answer
x = 363,378.45
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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.