Finding the Fourth Proportional to 976,957.08, 1,348,204.32 and 569,338.44
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Solution
The fourth proportional to 976,957.08, 1,348,204.32 and 569,338.44 is: 785,689.12
Step by Step Solution
- Step 1: Write the proportion equation
976,957.08 : 1,348,204.32 = 569,338.44 : x - Step 2: Convert to fraction form
976,957.08/1,348,204.32 = 569,338.44/x - Step 3: Cross multiply
976,957.08x = 1,348,204.32 × 569,338.44 - Step 4: Simplify right side
976,957.08x = 767,584,544,350.06 - Step 5: Solve for x
x = 767,584,544,350.06/976,957.08 - Step 6: Final answer
x = 785,689.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.