Finding the Fourth Proportional to 626,202.66, 864,159.99 and 339,722.67
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Solution
The fourth proportional to 626,202.66, 864,159.99 and 339,722.67 is: 468,817.46
Step by Step Solution
- Step 1: Write the proportion equation
626,202.66 : 864,159.99 = 339,722.67 : x - Step 2: Convert to fraction form
626,202.66/864,159.99 = 339,722.67/x - Step 3: Cross multiply
626,202.66x = 864,159.99 × 339,722.67 - Step 4: Simplify right side
626,202.66x = 293,574,739,109.97 - Step 5: Solve for x
x = 293,574,739,109.97/626,202.66 - Step 6: Final answer
x = 468,817.46
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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.