Finding the Fourth Proportional to 955,741.74, 1,432,809.09 and 639,232.62
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Solution
The fourth proportional to 955,741.74, 1,432,809.09 and 639,232.62 is: 958,311.51
Step by Step Solution
- Step 1: Write the proportion equation
955,741.74 : 1,432,809.09 = 639,232.62 : x - Step 2: Convert to fraction form
955,741.74/1,432,809.09 = 639,232.62/x - Step 3: Cross multiply
955,741.74x = 1,432,809.09 × 639,232.62 - Step 4: Simplify right side
955,741.74x = 915,898,308,560.52 - Step 5: Solve for x
x = 915,898,308,560.52/955,741.74 - Step 6: Final answer
x = 958,311.51
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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.