Finding the Fourth Proportional to 503,669.84, 755,586.84 and 148,719.74
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Solution
The fourth proportional to 503,669.84, 755,586.84 and 148,719.74 is: 223,103.85
Step by Step Solution
- Step 1: Write the proportion equation
503,669.84 : 755,586.84 = 148,719.74 : x - Step 2: Convert to fraction form
503,669.84/755,586.84 = 148,719.74/x - Step 3: Cross multiply
503,669.84x = 755,586.84 × 148,719.74 - Step 4: Simplify right side
503,669.84x = 112,370,678,392.22 - Step 5: Solve for x
x = 112,370,678,392.22/503,669.84 - Step 6: Final answer
x = 223,103.85
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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.