Finding the Fourth Proportional to 314,035.74, 433,448.73 and 178,150.68
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Solution
The fourth proportional to 314,035.74, 433,448.73 and 178,150.68 is: 245,892.99
Step by Step Solution
- Step 1: Write the proportion equation
314,035.74 : 433,448.73 = 178,150.68 : x - Step 2: Convert to fraction form
314,035.74/433,448.73 = 178,150.68/x - Step 3: Cross multiply
314,035.74x = 433,448.73 × 178,150.68 - Step 4: Simplify right side
314,035.74x = 77,219,185,994.64 - Step 5: Solve for x
x = 77,219,185,994.64/314,035.74 - Step 6: Final answer
x = 245,892.99
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1.5x scale
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.