Finding the Fourth Proportional to 524,554.19, 723,820.57 and 330,889.19
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Solution
The fourth proportional to 524,554.19, 723,820.57 and 330,889.19 is: 456,586.57
Step by Step Solution
- Step 1: Write the proportion equation
524,554.19 : 723,820.57 = 330,889.19 : x - Step 2: Convert to fraction form
524,554.19/723,820.57 = 330,889.19/x - Step 3: Cross multiply
524,554.19x = 723,820.57 × 330,889.19 - Step 4: Simplify right side
524,554.19x = 239,504,398,648.64 - Step 5: Solve for x
x = 239,504,398,648.64/524,554.19 - Step 6: Final answer
x = 456,586.57
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1.5x scale
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.