Finding the Fourth Proportional to 554,186.94, 831,280.68 and 133,462.68
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Solution
The fourth proportional to 554,186.94, 831,280.68 and 133,462.68 is: 200,194.09
Step by Step Solution
- Step 1: Write the proportion equation
554,186.94 : 831,280.68 = 133,462.68 : x - Step 2: Convert to fraction form
554,186.94/831,280.68 = 133,462.68/x - Step 3: Cross multiply
554,186.94x = 831,280.68 × 133,462.68 - Step 4: Simplify right side
554,186.94x = 110,944,947,385.02 - Step 5: Solve for x
x = 110,944,947,385.02/554,186.94 - Step 6: Final answer
x = 200,194.09
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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.