Finding the Fourth Proportional to 933,266.10, 1,398,862.35 and 512,843.70
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Solution
The fourth proportional to 933,266.10, 1,398,862.35 and 512,843.70 is: 768,695.81
Step by Step Solution
- Step 1: Write the proportion equation
933,266.10 : 1,398,862.35 = 512,843.70 : x - Step 2: Convert to fraction form
933,266.10/1,398,862.35 = 512,843.70/x - Step 3: Cross multiply
933,266.10x = 1,398,862.35 × 512,843.70 - Step 4: Simplify right side
933,266.10x = 717,397,743,364.70 - Step 5: Solve for x
x = 717,397,743,364.70/933,266.10 - Step 6: Final answer
x = 768,695.81
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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.