Finding the Fourth Proportional to 314,620.23, 471,669.12 and 124,963.59
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Solution
The fourth proportional to 314,620.23, 471,669.12 and 124,963.59 is: 187,341.63
Step by Step Solution
- Step 1: Write the proportion equation
314,620.23 : 471,669.12 = 124,963.59 : x - Step 2: Convert to fraction form
314,620.23/471,669.12 = 124,963.59/x - Step 3: Cross multiply
314,620.23x = 471,669.12 × 124,963.59 - Step 4: Simplify right side
314,620.23x = 58,941,466,527.34 - Step 5: Solve for x
x = 58,941,466,527.34/314,620.23 - Step 6: Final answer
x = 187,341.63
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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.