Finding the Third Proportional to 128,927.64 and 278,594.75
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Solution
The third proportional to 128,927.64 and 278,594.75 is: 602,004.65
Step by Step Solution
- Step 1: Write the proportion equation
128,927.64 : 278,594.75 = 278,594.75 : x - Step 2: Convert to fraction form
128,927.64/278,594.75 = 278,594.75/x - Step 3: Cross multiply
128,927.64x = 278,594.75 × 278,594.75 - Step 4: Simplify right side
128,927.64x = 77,615,036,904.08 - Step 5: Solve for x
x = 77,615,036,904.08/128,927.64 - Step 6: Final answer
x = 602,004.65
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.