Finding the Fourth Proportional to 626,563.67, 864,657.94 and 340,083.68
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Solution
The fourth proportional to 626,563.67, 864,657.94 and 340,083.68 is: 469,315.52
Step by Step Solution
- Step 1: Write the proportion equation
626,563.67 : 864,657.94 = 340,083.68 : x - Step 2: Convert to fraction form
626,563.67/864,657.94 = 340,083.68/x - Step 3: Cross multiply
626,563.67x = 864,657.94 × 340,083.68 - Step 4: Simplify right side
626,563.67x = 294,056,054,176.42 - Step 5: Solve for x
x = 294,056,054,176.42/626,563.67 - Step 6: Final answer
x = 469,315.52
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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.