Finding the Fourth Proportional to 413,273.19, 619,317.88 and 235,412.99
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Solution
The fourth proportional to 413,273.19, 619,317.88 and 235,412.99 is: 352,782.31
Step by Step Solution
- Step 1: Write the proportion equation
413,273.19 : 619,317.88 = 235,412.99 : x - Step 2: Convert to fraction form
413,273.19/619,317.88 = 235,412.99/x - Step 3: Cross multiply
413,273.19x = 619,317.88 × 235,412.99 - Step 4: Simplify right side
413,273.19x = 145,795,470,206.14 - Step 5: Solve for x
x = 145,795,470,206.14/413,273.19 - Step 6: Final answer
x = 352,782.31
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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.