Finding the Fourth Proportional to 303,297.08, 418,557.98 and 167,332.80
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Solution
The fourth proportional to 303,297.08, 418,557.98 and 167,332.80 is: 230,923.68
Step by Step Solution
- Step 1: Write the proportion equation
303,297.08 : 418,557.98 = 167,332.80 : x - Step 2: Convert to fraction form
303,297.08/418,557.98 = 167,332.80/x - Step 3: Cross multiply
303,297.08x = 418,557.98 × 167,332.80 - Step 4: Simplify right side
303,297.08x = 70,038,477,919.08 - Step 5: Solve for x
x = 70,038,477,919.08/303,297.08 - Step 6: Final answer
x = 230,923.68
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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.