Finding the Fourth Proportional to 610,399.08, 842,346.42 and 338,466.84
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Solution
The fourth proportional to 610,399.08, 842,346.42 and 338,466.84 is: 467,081.85
Step by Step Solution
- Step 1: Write the proportion equation
610,399.08 : 842,346.42 = 338,466.84 : x - Step 2: Convert to fraction form
610,399.08/842,346.42 = 338,466.84/x - Step 3: Cross multiply
610,399.08x = 842,346.42 × 338,466.84 - Step 4: Simplify right side
610,399.08x = 285,106,330,962.71 - Step 5: Solve for x
x = 285,106,330,962.71/610,399.08 - Step 6: Final answer
x = 467,081.85
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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.