Finding the Fourth Proportional to 368,429.24, 552,643.84 and 102,189.80
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Solution
The fourth proportional to 368,429.24, 552,643.84 and 102,189.80 is: 153,284.69
Step by Step Solution
- Step 1: Write the proportion equation
368,429.24 : 552,643.84 = 102,189.80 : x - Step 2: Convert to fraction form
368,429.24/552,643.84 = 102,189.80/x - Step 3: Cross multiply
368,429.24x = 552,643.84 × 102,189.80 - Step 4: Simplify right side
368,429.24x = 56,474,563,480.83 - Step 5: Solve for x
x = 56,474,563,480.83/368,429.24 - Step 6: Final answer
x = 153,284.69
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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.