Finding the Fourth Proportional to 907,686.54, 1,252,054.80 and 558,883.08
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Solution
The fourth proportional to 907,686.54, 1,252,054.80 and 558,883.08 is: 770,918.39
Step by Step Solution
- Step 1: Write the proportion equation
907,686.54 : 1,252,054.80 = 558,883.08 : x - Step 2: Convert to fraction form
907,686.54/1,252,054.80 = 558,883.08/x - Step 3: Cross multiply
907,686.54x = 1,252,054.80 × 558,883.08 - Step 4: Simplify right side
907,686.54x = 699,752,242,952.78 - Step 5: Solve for x
x = 699,752,242,952.78/907,686.54 - Step 6: Final answer
x = 770,918.39
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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.