Finding the Fourth Proportional to 635,515.14, 953,271.33 and 399,023.88
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Solution
The fourth proportional to 635,515.14, 953,271.33 and 399,023.88 is: 598,534.95
Step by Step Solution
- Step 1: Write the proportion equation
635,515.14 : 953,271.33 = 399,023.88 : x - Step 2: Convert to fraction form
635,515.14/953,271.33 = 399,023.88/x - Step 3: Cross multiply
635,515.14x = 953,271.33 × 399,023.88 - Step 4: Simplify right side
635,515.14x = 380,378,024,789.36 - Step 5: Solve for x
x = 380,378,024,789.36/635,515.14 - Step 6: Final answer
x = 598,534.95
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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.