Finding the Fourth Proportional to 943,668.74, 1,303,128.34 and 599,618
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Solution
The fourth proportional to 943,668.74, 1,303,128.34 and 599,618 is: 828,022.78
Step by Step Solution
- Step 1: Write the proportion equation
943,668.74 : 1,303,128.34 = 599,618 : x - Step 2: Convert to fraction form
943,668.74/1,303,128.34 = 599,618/x - Step 3: Cross multiply
943,668.74x = 1,303,128.34 × 599,618 - Step 4: Simplify right side
943,668.74x = 781,379,208,974.12 - Step 5: Solve for x
x = 781,379,208,974.12/943,668.74 - Step 6: Final answer
x = 828,022.78
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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.