Finding the Fourth Proportional to 771,095.33, 1,064,229.08 and 480,753.99
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Solution
The fourth proportional to 771,095.33, 1,064,229.08 and 480,753.99 is: 663,513.78
Step by Step Solution
- Step 1: Write the proportion equation
771,095.33 : 1,064,229.08 = 480,753.99 : x - Step 2: Convert to fraction form
771,095.33/1,064,229.08 = 480,753.99/x - Step 3: Cross multiply
771,095.33x = 1,064,229.08 × 480,753.99 - Step 4: Simplify right side
771,095.33x = 511,632,374,080.26 - Step 5: Solve for x
x = 511,632,374,080.26/771,095.33 - Step 6: Final answer
x = 663,513.78
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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.