Finding the Fourth Proportional to 911,546.84, 1,257,869.98 and 503,644.20
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Solution
The fourth proportional to 911,546.84, 1,257,869.98 and 503,644.20 is: 694,993.27
Step by Step Solution
- Step 1: Write the proportion equation
911,546.84 : 1,257,869.98 = 503,644.20 : x - Step 2: Convert to fraction form
911,546.84/1,257,869.98 = 503,644.20/x - Step 3: Cross multiply
911,546.84x = 1,257,869.98 × 503,644.20 - Step 4: Simplify right side
911,546.84x = 633,518,919,781.12 - Step 5: Solve for x
x = 633,518,919,781.12/911,546.84 - Step 6: Final answer
x = 694,993.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.