Finding the Fourth Proportional to 593,113.30, 889,485.95 and 213,984.75
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Solution
The fourth proportional to 593,113.30, 889,485.95 and 213,984.75 is: 320,910.74
Step by Step Solution
- Step 1: Write the proportion equation
593,113.30 : 889,485.95 = 213,984.75 : x - Step 2: Convert to fraction form
593,113.30/889,485.95 = 213,984.75/x - Step 3: Cross multiply
593,113.30x = 889,485.95 × 213,984.75 - Step 4: Simplify right side
593,113.30x = 190,336,428,639.26 - Step 5: Solve for x
x = 190,336,428,639.26/593,113.30 - Step 6: Final answer
x = 320,910.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.