Finding the Fourth Proportional to 608,159.91, 839,121.48 and 363,097.07
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Solution
The fourth proportional to 608,159.91, 839,121.48 and 363,097.07 is: 500,990.85
Step by Step Solution
- Step 1: Write the proportion equation
608,159.91 : 839,121.48 = 363,097.07 : x - Step 2: Convert to fraction form
608,159.91/839,121.48 = 363,097.07/x - Step 3: Cross multiply
608,159.91x = 839,121.48 × 363,097.07 - Step 4: Simplify right side
608,159.91x = 304,682,550,762.06 - Step 5: Solve for x
x = 304,682,550,762.06/608,159.91 - Step 6: Final answer
x = 500,990.85
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1.5x scale
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.