Finding the Fourth Proportional to 276,677.43, 415,389.28 and 177,032.13
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Solution
The fourth proportional to 276,677.43, 415,389.28 and 177,032.13 is: 265,786.95
Step by Step Solution
- Step 1: Write the proportion equation
276,677.43 : 415,389.28 = 177,032.13 : x - Step 2: Convert to fraction form
276,677.43/415,389.28 = 177,032.13/x - Step 3: Cross multiply
276,677.43x = 415,389.28 × 177,032.13 - Step 4: Simplify right side
276,677.43x = 73,537,249,017.57 - Step 5: Solve for x
x = 73,537,249,017.57/276,677.43 - Step 6: Final answer
x = 265,786.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.