Finding the Fourth Proportional to 376,250.15, 564,228.21 and 136,307.09
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Solution
The fourth proportional to 376,250.15, 564,228.21 and 136,307.09 is: 204,407.37
Step by Step Solution
- Step 1: Write the proportion equation
376,250.15 : 564,228.21 = 136,307.09 : x - Step 2: Convert to fraction form
376,250.15/564,228.21 = 136,307.09/x - Step 3: Cross multiply
376,250.15x = 564,228.21 × 136,307.09 - Step 4: Simplify right side
376,250.15x = 76,908,305,401.01 - Step 5: Solve for x
x = 76,908,305,401.01/376,250.15 - Step 6: Final answer
x = 204,407.37
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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.