Finding the Fourth Proportional to 930,001.08, 1,283,787.18 and 628,603.32
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Solution
The fourth proportional to 930,001.08, 1,283,787.18 and 628,603.32 is: 867,733.28
Step by Step Solution
- Step 1: Write the proportion equation
930,001.08 : 1,283,787.18 = 628,603.32 : x - Step 2: Convert to fraction form
930,001.08/1,283,787.18 = 628,603.32/x - Step 3: Cross multiply
930,001.08x = 1,283,787.18 × 628,603.32 - Step 4: Simplify right side
930,001.08x = 806,992,883,521.44 - Step 5: Solve for x
x = 806,992,883,521.44/930,001.08 - Step 6: Final answer
x = 867,733.28
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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.