Finding the Fourth Proportional to 349,725.30, 524,717.55 and 113,075.70
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Solution
The fourth proportional to 349,725.30, 524,717.55 and 113,075.70 is: 169,655.45
Step by Step Solution
- Step 1: Write the proportion equation
349,725.30 : 524,717.55 = 113,075.70 : x - Step 2: Convert to fraction form
349,725.30/524,717.55 = 113,075.70/x - Step 3: Cross multiply
349,725.30x = 524,717.55 × 113,075.70 - Step 4: Simplify right side
349,725.30x = 59,332,804,268.54 - Step 5: Solve for x
x = 59,332,804,268.54/349,725.30 - Step 6: Final answer
x = 169,655.45
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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.