Finding the Third Proportional to 163,242 and 358,560
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Solution
The third proportional to 163,242 and 358,560 is: 787,574.73
Step by Step Solution
- Step 1: Write the proportion equation
163,242 : 358,560 = 358,560 : x - Step 2: Convert to fraction form
163,242/358,560 = 358,560/x - Step 3: Cross multiply
163,242x = 358,560 × 358,560 - Step 4: Simplify right side
163,242x = 128,565,273,600 - Step 5: Solve for x
x = 128,565,273,600/163,242 - Step 6: Final answer
x = 787,574.73
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.