Finding the Fourth Proportional to 832,310.04, 1,148,464.68 and 505,453.08
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Solution
The fourth proportional to 832,310.04, 1,148,464.68 and 505,453.08 is: 697,450.45
Step by Step Solution
- Step 1: Write the proportion equation
832,310.04 : 1,148,464.68 = 505,453.08 : x - Step 2: Convert to fraction form
832,310.04/1,148,464.68 = 505,453.08/x - Step 3: Cross multiply
832,310.04x = 1,148,464.68 × 505,453.08 - Step 4: Simplify right side
832,310.04x = 580,495,009,777.21 - Step 5: Solve for x
x = 580,495,009,777.21/832,310.04 - Step 6: Final answer
x = 697,450.45
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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.