Finding the Fourth Proportional to 943,662.18, 1,302,268.64 and 513,941.98
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Solution
The fourth proportional to 943,662.18, 1,302,268.64 and 513,941.98 is: 709,248.01
Step by Step Solution
- Step 1: Write the proportion equation
943,662.18 : 1,302,268.64 = 513,941.98 : x - Step 2: Convert to fraction form
943,662.18/1,302,268.64 = 513,941.98/x - Step 3: Cross multiply
943,662.18x = 1,302,268.64 × 513,941.98 - Step 4: Simplify right side
943,662.18x = 669,290,521,362.69 - Step 5: Solve for x
x = 669,290,521,362.69/943,662.18 - Step 6: Final answer
x = 709,248.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.