Finding the Fourth Proportional to 472,001.63, 707,739.99 and 156,286.31
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Solution
The fourth proportional to 472,001.63, 707,739.99 and 156,286.31 is: 234,342.56
Step by Step Solution
- Step 1: Write the proportion equation
472,001.63 : 707,739.99 = 156,286.31 : x - Step 2: Convert to fraction form
472,001.63/707,739.99 = 156,286.31/x - Step 3: Cross multiply
472,001.63x = 707,739.99 × 156,286.31 - Step 4: Simplify right side
472,001.63x = 110,610,071,476.54 - Step 5: Solve for x
x = 110,610,071,476.54/472,001.63 - Step 6: Final answer
x = 234,342.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.