Finding the Fourth Proportional to 943,817.55, 1,302,488.01 and 514,096.62
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Solution
The fourth proportional to 943,817.55, 1,302,488.01 and 514,096.62 is: 709,464.12
Step by Step Solution
- Step 1: Write the proportion equation
943,817.55 : 1,302,488.01 = 514,096.62 : x - Step 2: Convert to fraction form
943,817.55/1,302,488.01 = 514,096.62/x - Step 3: Cross multiply
943,817.55x = 1,302,488.01 × 514,096.62 - Step 4: Simplify right side
943,817.55x = 669,604,683,531.53 - Step 5: Solve for x
x = 669,604,683,531.53/943,817.55 - Step 6: Final answer
x = 709,464.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.