Finding the Fourth Proportional to 966,463.08, 1,334,172.36 and 558,485.23
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Solution
The fourth proportional to 966,463.08, 1,334,172.36 and 558,485.23 is: 770,971.57
Step by Step Solution
- Step 1: Write the proportion equation
966,463.08 : 1,334,172.36 = 558,485.23 : x - Step 2: Convert to fraction form
966,463.08/1,334,172.36 = 558,485.23/x - Step 3: Cross multiply
966,463.08x = 1,334,172.36 × 558,485.23 - Step 4: Simplify right side
966,463.08x = 745,115,557,334.24 - Step 5: Solve for x
x = 745,115,557,334.24/966,463.08 - Step 6: Final answer
x = 770,971.57
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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.