Finding the Fourth Proportional to 437,873.40, 657,069.51 and 185,140.08
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Solution
The fourth proportional to 437,873.40, 657,069.51 and 185,140.08 is: 277,819.80
Step by Step Solution
- Step 1: Write the proportion equation
437,873.40 : 657,069.51 = 185,140.08 : x - Step 2: Convert to fraction form
437,873.40/657,069.51 = 185,140.08/x - Step 3: Cross multiply
437,873.40x = 657,069.51 × 185,140.08 - Step 4: Simplify right side
437,873.40x = 121,649,901,646.96 - Step 5: Solve for x
x = 121,649,901,646.96/437,873.40 - Step 6: Final answer
x = 277,819.80
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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.