Finding the Fourth Proportional to 831,726.98, 1,247,369.07 and 232,650.98
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Solution
The fourth proportional to 831,726.98, 1,247,369.07 and 232,650.98 is: 348,914.54
Step by Step Solution
- Step 1: Write the proportion equation
831,726.98 : 1,247,369.07 = 232,650.98 : x - Step 2: Convert to fraction form
831,726.98/1,247,369.07 = 232,650.98/x - Step 3: Cross multiply
831,726.98x = 1,247,369.07 × 232,650.98 - Step 4: Simplify right side
831,726.98x = 290,201,636,557.19 - Step 5: Solve for x
x = 290,201,636,557.19/831,726.98 - Step 6: Final answer
x = 348,914.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.