Finding the Fourth Proportional to 302,475.13, 417,415.67 and 168,370.81
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Solution
The fourth proportional to 302,475.13, 417,415.67 and 168,370.81 is: 232,351.71
Step by Step Solution
- Step 1: Write the proportion equation
302,475.13 : 417,415.67 = 168,370.81 : x - Step 2: Convert to fraction form
302,475.13/417,415.67 = 168,370.81/x - Step 3: Cross multiply
302,475.13x = 417,415.67 × 168,370.81 - Step 4: Simplify right side
302,475.13x = 70,280,614,464.59 - Step 5: Solve for x
x = 70,280,614,464.59/302,475.13 - Step 6: Final answer
x = 232,351.71
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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.