Finding the Fourth Proportional to 414,935.68, 622,358.16 and 134,377.60
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Solution
The fourth proportional to 414,935.68, 622,358.16 and 134,377.60 is: 201,551.71
Step by Step Solution
- Step 1: Write the proportion equation
414,935.68 : 622,358.16 = 134,377.60 : x - Step 2: Convert to fraction form
414,935.68/622,358.16 = 134,377.60/x - Step 3: Cross multiply
414,935.68x = 622,358.16 × 134,377.60 - Step 4: Simplify right side
414,935.68x = 83,630,995,881.22 - Step 5: Solve for x
x = 83,630,995,881.22/414,935.68 - Step 6: Final answer
x = 201,551.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.