Finding the Fourth Proportional to 276,065.60, 414,535.80 and 201,707.60
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Solution
The fourth proportional to 276,065.60, 414,535.80 and 201,707.60 is: 302,880.99
Step by Step Solution
- Step 1: Write the proportion equation
276,065.60 : 414,535.80 = 201,707.60 : x - Step 2: Convert to fraction form
276,065.60/414,535.80 = 201,707.60/x - Step 3: Cross multiply
276,065.60x = 414,535.80 × 201,707.60 - Step 4: Simplify right side
276,065.60x = 83,615,021,332.08 - Step 5: Solve for x
x = 83,615,021,332.08/276,065.60 - Step 6: Final answer
x = 302,880.99
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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.