Finding the Fourth Proportional to 896,302.44, 1,236,881.43 and 488,407.14
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Solution
The fourth proportional to 896,302.44, 1,236,881.43 and 488,407.14 is: 673,993.17
Step by Step Solution
- Step 1: Write the proportion equation
896,302.44 : 1,236,881.43 = 488,407.14 : x - Step 2: Convert to fraction form
896,302.44/1,236,881.43 = 488,407.14/x - Step 3: Cross multiply
896,302.44x = 1,236,881.43 × 488,407.14 - Step 4: Simplify right side
896,302.44x = 604,101,721,745.41 - Step 5: Solve for x
x = 604,101,721,745.41/896,302.44 - Step 6: Final answer
x = 673,993.17
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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.