Finding the Fourth Proportional to 320,464.08, 480,275.64 and 235,828.08
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Solution
The fourth proportional to 320,464.08, 480,275.64 and 235,828.08 is: 353,432.69
Step by Step Solution
- Step 1: Write the proportion equation
320,464.08 : 480,275.64 = 235,828.08 : x - Step 2: Convert to fraction form
320,464.08/480,275.64 = 235,828.08/x - Step 3: Cross multiply
320,464.08x = 480,275.64 × 235,828.08 - Step 4: Simplify right side
320,464.08x = 113,262,482,051.97 - Step 5: Solve for x
x = 113,262,482,051.97/320,464.08 - Step 6: Final answer
x = 353,432.69
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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.