Finding the Fourth Proportional to 595,425.60, 893,138.40 and 221,371.20
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Solution
The fourth proportional to 595,425.60, 893,138.40 and 221,371.20 is: 332,056.80
Step by Step Solution
- Step 1: Write the proportion equation
595,425.60 : 893,138.40 = 221,371.20 : x - Step 2: Convert to fraction form
595,425.60/893,138.40 = 221,371.20/x - Step 3: Cross multiply
595,425.60x = 893,138.40 × 221,371.20 - Step 4: Simplify right side
595,425.60x = 197,715,119,374.08 - Step 5: Solve for x
x = 197,715,119,374.08/595,425.60 - Step 6: Final answer
x = 332,056.80
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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.