Finding the Fourth Proportional to 469,962.08, 648,562.18 and 276,334.82
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Solution
The fourth proportional to 469,962.08, 648,562.18 and 276,334.82 is: 381,350.58
Step by Step Solution
- Step 1: Write the proportion equation
469,962.08 : 648,562.18 = 276,334.82 : x - Step 2: Convert to fraction form
469,962.08/648,562.18 = 276,334.82/x - Step 3: Cross multiply
469,962.08x = 648,562.18 × 276,334.82 - Step 4: Simplify right side
469,962.08x = 179,220,310,073.02 - Step 5: Solve for x
x = 179,220,310,073.02/469,962.08 - Step 6: Final answer
x = 381,350.58
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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.