Finding the Fourth Proportional to 631,013.66, 946,580.00 and 489,017.99
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Solution
The fourth proportional to 631,013.66, 946,580.00 and 489,017.99 is: 733,573.10
Step by Step Solution
- Step 1: Write the proportion equation
631,013.66 : 946,580.00 = 489,017.99 : x - Step 2: Convert to fraction form
631,013.66/946,580.00 = 489,017.99/x - Step 3: Cross multiply
631,013.66x = 946,580.00 × 489,017.99 - Step 4: Simplify right side
631,013.66x = 462,894,641,796.21 - Step 5: Solve for x
x = 462,894,641,796.21/631,013.66 - Step 6: Final answer
x = 733,573.10
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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.