Finding the Fourth Proportional to 623,322.24, 936,671.67 and 339,222.84
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Solution
The fourth proportional to 623,322.24, 936,671.67 and 339,222.84 is: 509,753.07
Step by Step Solution
- Step 1: Write the proportion equation
623,322.24 : 936,671.67 = 339,222.84 : x - Step 2: Convert to fraction form
623,322.24/936,671.67 = 339,222.84/x - Step 3: Cross multiply
623,322.24x = 936,671.67 × 339,222.84 - Step 4: Simplify right side
623,322.24x = 317,740,424,044.94 - Step 5: Solve for x
x = 317,740,424,044.94/623,322.24 - Step 6: Final answer
x = 509,753.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.