Finding the Fourth Proportional to 484,106.05, 668,066.36 and 266,317.75
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Solution
The fourth proportional to 484,106.05, 668,066.36 and 266,317.75 is: 367,518.50
Step by Step Solution
- Step 1: Write the proportion equation
484,106.05 : 668,066.36 = 266,317.75 : x - Step 2: Convert to fraction form
484,106.05/668,066.36 = 266,317.75/x - Step 3: Cross multiply
484,106.05x = 668,066.36 × 266,317.75 - Step 4: Simplify right side
484,106.05x = 177,917,926,844.14 - Step 5: Solve for x
x = 177,917,926,844.14/484,106.05 - Step 6: Final answer
x = 367,518.50
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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.