Finding the Fourth Proportional to 515,922.60, 773,624.70 and 235,122.60
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Solution
The fourth proportional to 515,922.60, 773,624.70 and 235,122.60 is: 352,565.77
Step by Step Solution
- Step 1: Write the proportion equation
515,922.60 : 773,624.70 = 235,122.60 : x - Step 2: Convert to fraction form
515,922.60/773,624.70 = 235,122.60/x - Step 3: Cross multiply
515,922.60x = 773,624.70 × 235,122.60 - Step 4: Simplify right side
515,922.60x = 181,896,650,888.22 - Step 5: Solve for x
x = 181,896,650,888.22/515,922.60 - Step 6: Final answer
x = 352,565.77
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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.