Finding the Fourth Proportional to 293,697.35, 405,288.65 and 166,373.99
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Solution
The fourth proportional to 293,697.35, 405,288.65 and 166,373.99 is: 229,588.35
Step by Step Solution
- Step 1: Write the proportion equation
293,697.35 : 405,288.65 = 166,373.99 : x - Step 2: Convert to fraction form
293,697.35/405,288.65 = 166,373.99/x - Step 3: Cross multiply
293,697.35x = 405,288.65 × 166,373.99 - Step 4: Simplify right side
293,697.35x = 67,429,488,191.71 - Step 5: Solve for x
x = 67,429,488,191.71/293,697.35 - Step 6: Final answer
x = 229,588.35
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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.