Finding the Fourth Proportional to 314,536.58, 471,411.41 and 247,712.79
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Solution
The fourth proportional to 314,536.58, 471,411.41 and 247,712.79 is: 371,259.32
Step by Step Solution
- Step 1: Write the proportion equation
314,536.58 : 471,411.41 = 247,712.79 : x - Step 2: Convert to fraction form
314,536.58/471,411.41 = 247,712.79/x - Step 3: Cross multiply
314,536.58x = 471,411.41 × 247,712.79 - Step 4: Simplify right side
314,536.58x = 116,774,634,370.37 - Step 5: Solve for x
x = 116,774,634,370.37/314,536.58 - Step 6: Final answer
x = 371,259.32
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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.