Finding the Third Proportional to 388,298 and 830,583
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Solution
The third proportional to 388,298 and 830,583 is: 1,776,646.08
Step by Step Solution
- Step 1: Write the proportion equation
388,298 : 830,583 = 830,583 : x - Step 2: Convert to fraction form
388,298/830,583 = 830,583/x - Step 3: Cross multiply
388,298x = 830,583 × 830,583 - Step 4: Simplify right side
388,298x = 689,868,119,889 - Step 5: Solve for x
x = 689,868,119,889/388,298 - Step 6: Final answer
x = 1,776,646.08
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.