Finding the Fourth Proportional to 294,716.21, 442,077.35 and 235,925.60
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Solution
The fourth proportional to 294,716.21, 442,077.35 and 235,925.60 is: 353,890.82
Step by Step Solution
- Step 1: Write the proportion equation
294,716.21 : 442,077.35 = 235,925.60 : x - Step 2: Convert to fraction form
294,716.21/442,077.35 = 235,925.60/x - Step 3: Cross multiply
294,716.21x = 442,077.35 × 235,925.60 - Step 4: Simplify right side
294,716.21x = 104,297,360,655.15 - Step 5: Solve for x
x = 104,297,360,655.15/294,716.21 - Step 6: Final answer
x = 353,890.82
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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.