Finding the Fourth Proportional to 408,098.76, 563,014.44 and 235,984.92
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Solution
The fourth proportional to 408,098.76, 563,014.44 and 235,984.92 is: 325,565.60
Step by Step Solution
- Step 1: Write the proportion equation
408,098.76 : 563,014.44 = 235,984.92 : x - Step 2: Convert to fraction form
408,098.76/563,014.44 = 235,984.92/x - Step 3: Cross multiply
408,098.76x = 563,014.44 × 235,984.92 - Step 4: Simplify right side
408,098.76x = 132,862,917,582.25 - Step 5: Solve for x
x = 132,862,917,582.25/408,098.76 - Step 6: Final answer
x = 325,565.60
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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.