Finding the Fourth Proportional to 939,816.87, 1,296,948.24 and 510,097.08
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Solution
The fourth proportional to 939,816.87, 1,296,948.24 and 510,097.08 is: 703,934.49
Step by Step Solution
- Step 1: Write the proportion equation
939,816.87 : 1,296,948.24 = 510,097.08 : x - Step 2: Convert to fraction form
939,816.87/1,296,948.24 = 510,097.08/x - Step 3: Cross multiply
939,816.87x = 1,296,948.24 × 510,097.08 - Step 4: Simplify right side
939,816.87x = 661,569,510,135.14 - Step 5: Solve for x
x = 661,569,510,135.14/939,816.87 - Step 6: Final answer
x = 703,934.49
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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.