Finding the Fourth Proportional to 472,862.37, 709,020.84 and 323,283.93
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Solution
The fourth proportional to 472,862.37, 709,020.84 and 323,283.93 is: 484,739.45
Step by Step Solution
- Step 1: Write the proportion equation
472,862.37 : 709,020.84 = 323,283.93 : x - Step 2: Convert to fraction form
472,862.37/709,020.84 = 323,283.93/x - Step 3: Cross multiply
472,862.37x = 709,020.84 × 323,283.93 - Step 4: Simplify right side
472,862.37x = 229,215,043,607.10 - Step 5: Solve for x
x = 229,215,043,607.10/472,862.37 - Step 6: Final answer
x = 484,739.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.