Finding the Fourth Proportional to 832,536.26, 1,148,900.12 and 450,563.03
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Solution
The fourth proportional to 832,536.26, 1,148,900.12 and 450,563.03 is: 621,777.02
Step by Step Solution
- Step 1: Write the proportion equation
832,536.26 : 1,148,900.12 = 450,563.03 : x - Step 2: Convert to fraction form
832,536.26/1,148,900.12 = 450,563.03/x - Step 3: Cross multiply
832,536.26x = 1,148,900.12 × 450,563.03 - Step 4: Simplify right side
832,536.26x = 517,651,911,237.25 - Step 5: Solve for x
x = 517,651,911,237.25/832,536.26 - Step 6: Final answer
x = 621,777.02
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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.