Finding the Fourth Proportional to 234,420.24, 323,434.29 and 147,214.74
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Solution
The fourth proportional to 234,420.24, 323,434.29 and 147,214.74 is: 203,115.12
Step by Step Solution
- Step 1: Write the proportion equation
234,420.24 : 323,434.29 = 147,214.74 : x - Step 2: Convert to fraction form
234,420.24/323,434.29 = 147,214.74/x - Step 3: Cross multiply
234,420.24x = 323,434.29 × 147,214.74 - Step 4: Simplify right side
234,420.24x = 47,614,294,909.43 - Step 5: Solve for x
x = 47,614,294,909.43/234,420.24 - Step 6: Final answer
x = 203,115.12
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1.5x scale
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.