Finding the Fourth Proportional to 798,365.14, 1,197,564.66 and 286,063.63
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Solution
The fourth proportional to 798,365.14, 1,197,564.66 and 286,063.63 is: 429,101.52
Step by Step Solution
- Step 1: Write the proportion equation
798,365.14 : 1,197,564.66 = 286,063.63 : x - Step 2: Convert to fraction form
798,365.14/1,197,564.66 = 286,063.63/x - Step 3: Cross multiply
798,365.14x = 1,197,564.66 × 286,063.63 - Step 4: Simplify right side
798,365.14x = 342,579,693,799.32 - Step 5: Solve for x
x = 342,579,693,799.32/798,365.14 - Step 6: Final answer
x = 429,101.52
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1.5x scale
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.