Finding the Fourth Proportional to 864,448.44, 1,192,873.11 and 501,813.90
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Solution
The fourth proportional to 864,448.44, 1,192,873.11 and 501,813.90 is: 692,465.02
Step by Step Solution
- Step 1: Write the proportion equation
864,448.44 : 1,192,873.11 = 501,813.90 : x - Step 2: Convert to fraction form
864,448.44/1,192,873.11 = 501,813.90/x - Step 3: Cross multiply
864,448.44x = 1,192,873.11 × 501,813.90 - Step 4: Simplify right side
864,448.44x = 598,600,307,534.23 - Step 5: Solve for x
x = 598,600,307,534.23/864,448.44 - Step 6: Final answer
x = 692,465.02
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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.