Finding the Fourth Proportional to 637,207.64, 955,672.80 and 210,642.68
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Solution
The fourth proportional to 637,207.64, 955,672.80 and 210,642.68 is: 315,918.19
Step by Step Solution
- Step 1: Write the proportion equation
637,207.64 : 955,672.80 = 210,642.68 : x - Step 2: Convert to fraction form
637,207.64/955,672.80 = 210,642.68/x - Step 3: Cross multiply
637,207.64x = 955,672.80 × 210,642.68 - Step 4: Simplify right side
637,207.64x = 201,305,482,184.29 - Step 5: Solve for x
x = 201,305,482,184.29/637,207.64 - Step 6: Final answer
x = 315,918.19
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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.