Finding the Third Proportional to 358 and 618
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Solution
The third proportional to 358 and 618 is: 1,066.83
Step by Step Solution
- Step 1: Write the proportion equation
358 : 618 = 618 : x - Step 2: Convert to fraction form
358/618 = 618/x - Step 3: Cross multiply
358x = 618 × 618 - Step 4: Simplify right side
358x = 381,924 - Step 5: Solve for x
x = 381,924/358 - Step 6: Final answer
x = 1,066.83
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These problems maintain the same ratio (1.73) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.