Finding the Fourth Proportional to 608,894.22, 912,641.49 and 408,973.26
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Solution
The fourth proportional to 608,894.22, 912,641.49 and 408,973.26 is: 612,989.83
Step by Step Solution
- Step 1: Write the proportion equation
608,894.22 : 912,641.49 = 408,973.26 : x - Step 2: Convert to fraction form
608,894.22/912,641.49 = 408,973.26/x - Step 3: Cross multiply
608,894.22x = 912,641.49 × 408,973.26 - Step 4: Simplify right side
608,894.22x = 373,245,965,376.56 - Step 5: Solve for x
x = 373,245,965,376.56/608,894.22 - Step 6: Final answer
x = 612,989.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.