Finding the Fourth Proportional to 608,512.91, 912,712.86 and 229,270.70
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Solution
The fourth proportional to 608,512.91, 912,712.86 and 229,270.70 is: 343,884.77
Step by Step Solution
- Step 1: Write the proportion equation
608,512.91 : 912,712.86 = 229,270.70 : x - Step 2: Convert to fraction form
608,512.91/912,712.86 = 229,270.70/x - Step 3: Cross multiply
608,512.91x = 912,712.86 × 229,270.70 - Step 4: Simplify right side
608,512.91x = 209,258,318,592.98 - Step 5: Solve for x
x = 209,258,318,592.98/608,512.91 - Step 6: Final answer
x = 343,884.77
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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.