Finding the Fourth Proportional to 949,556.38, 1,310,030.08 and 623,049.63
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Solution
The fourth proportional to 949,556.38, 1,310,030.08 and 623,049.63 is: 859,573.76
Step by Step Solution
- Step 1: Write the proportion equation
949,556.38 : 1,310,030.08 = 623,049.63 : x - Step 2: Convert to fraction form
949,556.38/1,310,030.08 = 623,049.63/x - Step 3: Cross multiply
949,556.38x = 1,310,030.08 × 623,049.63 - Step 4: Simplify right side
949,556.38x = 816,213,746,967.47 - Step 5: Solve for x
x = 816,213,746,967.47/949,556.38 - Step 6: Final answer
x = 859,573.76
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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.