Finding the Fourth Proportional to 671,572.26, 1,007,397.66 and 191,763.06
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Solution
The fourth proportional to 671,572.26, 1,007,397.66 and 191,763.06 is: 287,655.80
Step by Step Solution
- Step 1: Write the proportion equation
671,572.26 : 1,007,397.66 = 191,763.06 : x - Step 2: Convert to fraction form
671,572.26/1,007,397.66 = 191,763.06/x - Step 3: Cross multiply
671,572.26x = 1,007,397.66 × 191,763.06 - Step 4: Simplify right side
671,572.26x = 193,181,657,918.44 - Step 5: Solve for x
x = 193,181,657,918.44/671,572.26 - Step 6: Final answer
x = 287,655.80
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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.