Finding the Fourth Proportional to 499,332.10, 748,998.15 and 183,723.70
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Solution
The fourth proportional to 499,332.10, 748,998.15 and 183,723.70 is: 275,585.55
Step by Step Solution
- Step 1: Write the proportion equation
499,332.10 : 748,998.15 = 183,723.70 : x - Step 2: Convert to fraction form
499,332.10/748,998.15 = 183,723.70/x - Step 3: Cross multiply
499,332.10x = 748,998.15 × 183,723.70 - Step 4: Simplify right side
499,332.10x = 137,608,711,411.16 - Step 5: Solve for x
x = 137,608,711,411.16/499,332.10 - Step 6: Final answer
x = 275,585.55
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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.