Finding the Fourth Proportional to 750,427.23, 1,125,657.45 and 270,693.39
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Solution
The fourth proportional to 750,427.23, 1,125,657.45 and 270,693.39 is: 406,046.07
Step by Step Solution
- Step 1: Write the proportion equation
750,427.23 : 1,125,657.45 = 270,693.39 : x - Step 2: Convert to fraction form
750,427.23/1,125,657.45 = 270,693.39/x - Step 3: Cross multiply
750,427.23x = 1,125,657.45 × 270,693.39 - Step 4: Simplify right side
750,427.23x = 304,708,031,119.26 - Step 5: Solve for x
x = 304,708,031,119.26/750,427.23 - Step 6: Final answer
x = 406,046.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.