Finding the Fourth Proportional to 469,984.88, 648,579.96 and 255,125.09
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Solution
The fourth proportional to 469,984.88, 648,579.96 and 255,125.09 is: 352,073.07
Step by Step Solution
- Step 1: Write the proportion equation
469,984.88 : 648,579.96 = 255,125.09 : x - Step 2: Convert to fraction form
469,984.88/648,579.96 = 255,125.09/x - Step 3: Cross multiply
469,984.88x = 648,579.96 × 255,125.09 - Step 4: Simplify right side
469,984.88x = 165,469,022,288.65 - Step 5: Solve for x
x = 165,469,022,288.65/469,984.88 - Step 6: Final answer
x = 352,073.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.