Finding the Fourth Proportional to 608,689.24, 912,286.04 and 341,888.92
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Solution
The fourth proportional to 608,689.24, 912,286.04 and 341,888.92 is: 512,413.34
Step by Step Solution
- Step 1: Write the proportion equation
608,689.24 : 912,286.04 = 341,888.92 : x - Step 2: Convert to fraction form
608,689.24/912,286.04 = 341,888.92/x - Step 3: Cross multiply
608,689.24x = 912,286.04 × 341,888.92 - Step 4: Simplify right side
608,689.24x = 311,900,488,946.68 - Step 5: Solve for x
x = 311,900,488,946.68/608,689.24 - Step 6: Final answer
x = 512,413.34
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1.5x scale
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.