Finding the Fourth Proportional to 302,343.99, 417,251.93 and 173,303.93
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Solution
The fourth proportional to 302,343.99, 417,251.93 and 173,303.93 is: 239,169.29
Step by Step Solution
- Step 1: Write the proportion equation
302,343.99 : 417,251.93 = 173,303.93 : x - Step 2: Convert to fraction form
302,343.99/417,251.93 = 173,303.93/x - Step 3: Cross multiply
302,343.99x = 417,251.93 × 173,303.93 - Step 4: Simplify right side
302,343.99x = 72,311,396,316.31 - Step 5: Solve for x
x = 72,311,396,316.31/302,343.99 - Step 6: Final answer
x = 239,169.29
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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.