Finding the Fourth Proportional to 264,332.91, 364,769.63 and 143,471.62
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Solution
The fourth proportional to 264,332.91, 364,769.63 and 143,471.62 is: 197,985.53
Step by Step Solution
- Step 1: Write the proportion equation
264,332.91 : 364,769.63 = 143,471.62 : x - Step 2: Convert to fraction form
264,332.91/364,769.63 = 143,471.62/x - Step 3: Cross multiply
264,332.91x = 364,769.63 × 143,471.62 - Step 4: Simplify right side
264,332.91x = 52,334,090,101.58 - Step 5: Solve for x
x = 52,334,090,101.58/264,332.91 - Step 6: Final answer
x = 197,985.53
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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.