Finding the Fourth Proportional to 355,265.99, 533,278.37 and 152,962.21
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Solution
The fourth proportional to 355,265.99, 533,278.37 and 152,962.21 is: 229,606.66
Step by Step Solution
- Step 1: Write the proportion equation
355,265.99 : 533,278.37 = 152,962.21 : x - Step 2: Convert to fraction form
355,265.99/533,278.37 = 152,962.21/x - Step 3: Cross multiply
355,265.99x = 533,278.37 × 152,962.21 - Step 4: Simplify right side
355,265.99x = 81,571,438,020.40 - Step 5: Solve for x
x = 81,571,438,020.40/355,265.99 - Step 6: Final answer
x = 229,606.66
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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.