Finding the Fourth Proportional to 626,155.99, 864,096.93 and 339,676.09
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Solution
The fourth proportional to 626,155.99, 864,096.93 and 339,676.09 is: 468,753.91
Step by Step Solution
- Step 1: Write the proportion equation
626,155.99 : 864,096.93 = 339,676.09 : x - Step 2: Convert to fraction form
626,155.99/864,096.93 = 339,676.09/x - Step 3: Cross multiply
626,155.99x = 864,096.93 × 339,676.09 - Step 4: Simplify right side
626,155.99x = 293,513,064,403.16 - Step 5: Solve for x
x = 293,513,064,403.16/626,155.99 - Step 6: Final answer
x = 468,753.91
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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.