Finding the Fourth Proportional to 339,397.60, 468,353.53 and 203,506.55
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Solution
The fourth proportional to 339,397.60, 468,353.53 and 203,506.55 is: 280,829.95
Step by Step Solution
- Step 1: Write the proportion equation
339,397.60 : 468,353.53 = 203,506.55 : x - Step 2: Convert to fraction form
339,397.60/468,353.53 = 203,506.55/x - Step 3: Cross multiply
339,397.60x = 468,353.53 × 203,506.55 - Step 4: Simplify right side
339,397.60x = 95,313,011,070.62 - Step 5: Solve for x
x = 95,313,011,070.62/339,397.60 - Step 6: Final answer
x = 280,829.95
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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.