Finding the Fourth Proportional to 641,369.79, 962,386.65 and 465,329.79
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Solution
The fourth proportional to 641,369.79, 962,386.65 and 465,329.79 is: 698,235.53
Step by Step Solution
- Step 1: Write the proportion equation
641,369.79 : 962,386.65 = 465,329.79 : x - Step 2: Convert to fraction form
641,369.79/962,386.65 = 465,329.79/x - Step 3: Cross multiply
641,369.79x = 962,386.65 × 465,329.79 - Step 4: Simplify right side
641,369.79x = 447,827,177,743.30 - Step 5: Solve for x
x = 447,827,177,743.30/641,369.79 - Step 6: Final answer
x = 698,235.53
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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.