Finding the Fourth Proportional to 898,698.24, 1,240,212.02 and 511,494.68
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Solution
The fourth proportional to 898,698.24, 1,240,212.02 and 511,494.68 is: 705,867.46
Step by Step Solution
- Step 1: Write the proportion equation
898,698.24 : 1,240,212.02 = 511,494.68 : x - Step 2: Convert to fraction form
898,698.24/1,240,212.02 = 511,494.68/x - Step 3: Cross multiply
898,698.24x = 1,240,212.02 × 511,494.68 - Step 4: Simplify right side
898,698.24x = 634,361,841,543.52 - Step 5: Solve for x
x = 634,361,841,543.52/898,698.24 - Step 6: Final answer
x = 705,867.46
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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.