Finding the Fourth Proportional to 832,303.24, 1,148,455.31 and 505,446.26
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Solution
The fourth proportional to 832,303.24, 1,148,455.31 and 505,446.26 is: 697,441.05
Step by Step Solution
- Step 1: Write the proportion equation
832,303.24 : 1,148,455.31 = 505,446.26 : x - Step 2: Convert to fraction form
832,303.24/1,148,455.31 = 505,446.26/x - Step 3: Cross multiply
832,303.24x = 1,148,455.31 × 505,446.26 - Step 4: Simplify right side
832,303.24x = 580,482,445,351.40 - Step 5: Solve for x
x = 580,482,445,351.40/832,303.24 - Step 6: Final answer
x = 697,441.05
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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.