Finding the Fourth Proportional to 398,748.19, 597,881.38 and 158,898.99
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Solution
The fourth proportional to 398,748.19, 597,881.38 and 158,898.99 is: 238,252.48
Step by Step Solution
- Step 1: Write the proportion equation
398,748.19 : 597,881.38 = 158,898.99 : x - Step 2: Convert to fraction form
398,748.19/597,881.38 = 158,898.99/x - Step 3: Cross multiply
398,748.19x = 597,881.38 × 158,898.99 - Step 4: Simplify right side
398,748.19x = 95,002,747,436.10 - Step 5: Solve for x
x = 95,002,747,436.10/398,748.19 - Step 6: Final answer
x = 238,252.48
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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.