Finding the Fourth Proportional to 771,098.33, 1,064,233.22 and 480,756.99
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Solution
The fourth proportional to 771,098.33, 1,064,233.22 and 480,756.99 is: 663,517.92
Step by Step Solution
- Step 1: Write the proportion equation
771,098.33 : 1,064,233.22 = 480,756.99 : x - Step 2: Convert to fraction form
771,098.33/1,064,233.22 = 480,756.99/x - Step 3: Cross multiply
771,098.33x = 1,064,233.22 × 480,756.99 - Step 4: Simplify right side
771,098.33x = 511,637,557,101.42 - Step 5: Solve for x
x = 511,637,557,101.42/771,098.33 - Step 6: Final answer
x = 663,517.92
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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.