Finding the Fourth Proportional to 292,964.91, 439,447.36 and 93,346.48
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Solution
The fourth proportional to 292,964.91, 439,447.36 and 93,346.48 is: 140,019.72
Step by Step Solution
- Step 1: Write the proportion equation
292,964.91 : 439,447.36 = 93,346.48 : x - Step 2: Convert to fraction form
292,964.91/439,447.36 = 93,346.48/x - Step 3: Cross multiply
292,964.91x = 439,447.36 × 93,346.48 - Step 4: Simplify right side
292,964.91x = 41,020,864,201.29 - Step 5: Solve for x
x = 41,020,864,201.29/292,964.91 - Step 6: Final answer
x = 140,019.72
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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.