Finding the Fourth Proportional to 580,446.21, 800,988.82 and 322,339.53
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Solution
The fourth proportional to 580,446.21, 800,988.82 and 322,339.53 is: 444,813.59
Step by Step Solution
- Step 1: Write the proportion equation
580,446.21 : 800,988.82 = 322,339.53 : x - Step 2: Convert to fraction form
580,446.21/800,988.82 = 322,339.53/x - Step 3: Cross multiply
580,446.21x = 800,988.82 × 322,339.53 - Step 4: Simplify right side
580,446.21x = 258,190,359,774.06 - Step 5: Solve for x
x = 258,190,359,774.06/580,446.21 - Step 6: Final answer
x = 444,813.59
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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.