Finding the Fourth Proportional to 808,104, 1,212,162.08 and 358,704.06
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Solution
The fourth proportional to 808,104, 1,212,162.08 and 358,704.06 is: 538,058.79
Step by Step Solution
- Step 1: Write the proportion equation
808,104 : 1,212,162.08 = 358,704.06 : x - Step 2: Convert to fraction form
808,104/1,212,162.08 = 358,704.06/x - Step 3: Cross multiply
808,104x = 1,212,162.08 × 358,704.06 - Step 4: Simplify right side
808,104x = 434,807,457,680.53 - Step 5: Solve for x
x = 434,807,457,680.53/808,104 - Step 6: Final answer
x = 538,058.79
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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.