Finding the Fourth Proportional to 341,485.20, 471,029.64 and 207,349.20
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Solution
The fourth proportional to 341,485.20, 471,029.64 and 207,349.20 is: 286,008.35
Step by Step Solution
- Step 1: Write the proportion equation
341,485.20 : 471,029.64 = 207,349.20 : x - Step 2: Convert to fraction form
341,485.20/471,029.64 = 207,349.20/x - Step 3: Cross multiply
341,485.20x = 471,029.64 × 207,349.20 - Step 4: Simplify right side
341,485.20x = 97,667,619,030.29 - Step 5: Solve for x
x = 97,667,619,030.29/341,485.20 - Step 6: Final answer
x = 286,008.35
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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.