Finding the Fourth Proportional to 958,293.24, 1,437,128.80 and 318,425.12
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Solution
The fourth proportional to 958,293.24, 1,437,128.80 and 318,425.12 is: 477,534.32
Step by Step Solution
- Step 1: Write the proportion equation
958,293.24 : 1,437,128.80 = 318,425.12 : x - Step 2: Convert to fraction form
958,293.24/1,437,128.80 = 318,425.12/x - Step 3: Cross multiply
958,293.24x = 1,437,128.80 × 318,425.12 - Step 4: Simplify right side
958,293.24x = 457,617,910,595.46 - Step 5: Solve for x
x = 457,617,910,595.46/958,293.24 - Step 6: Final answer
x = 477,534.32
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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.