Finding the Fourth Proportional to 323,838.93, 485,331.93 and 181,681.50
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Solution
The fourth proportional to 323,838.93, 485,331.93 and 181,681.50 is: 272,282.99
Step by Step Solution
- Step 1: Write the proportion equation
323,838.93 : 485,331.93 = 181,681.50 : x - Step 2: Convert to fraction form
323,838.93/485,331.93 = 181,681.50/x - Step 3: Cross multiply
323,838.93x = 485,331.93 × 181,681.50 - Step 4: Simplify right side
323,838.93x = 88,175,833,040.30 - Step 5: Solve for x
x = 88,175,833,040.30/323,838.93 - Step 6: Final answer
x = 272,282.99
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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.