Finding the Fourth Proportional to 302,125.95, 416,901.13 and 174,777.75
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Solution
The fourth proportional to 302,125.95, 416,901.13 and 174,777.75 is: 241,174.39
Step by Step Solution
- Step 1: Write the proportion equation
302,125.95 : 416,901.13 = 174,777.75 : x - Step 2: Convert to fraction form
302,125.95/416,901.13 = 174,777.75/x - Step 3: Cross multiply
302,125.95x = 416,901.13 × 174,777.75 - Step 4: Simplify right side
302,125.95x = 72,865,041,036.91 - Step 5: Solve for x
x = 72,865,041,036.91/302,125.95 - Step 6: Final answer
x = 241,174.39
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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.