Finding the Fourth Proportional to 606,305.70, 909,458.55 and 251,201.70
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Solution
The fourth proportional to 606,305.70, 909,458.55 and 251,201.70 is: 376,802.55
Step by Step Solution
- Step 1: Write the proportion equation
606,305.70 : 909,458.55 = 251,201.70 : x - Step 2: Convert to fraction form
606,305.70/909,458.55 = 251,201.70/x - Step 3: Cross multiply
606,305.70x = 909,458.55 × 251,201.70 - Step 4: Simplify right side
606,305.70x = 228,457,533,839.54 - Step 5: Solve for x
x = 228,457,533,839.54/606,305.70 - Step 6: Final answer
x = 376,802.55
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Similar ratio
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1.5x scale
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.