Finding the Fourth Proportional to 555,400.24, 832,432.80 and 255,467.68
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Solution
The fourth proportional to 555,400.24, 832,432.80 and 255,467.68 is: 382,894.46
Step by Step Solution
- Step 1: Write the proportion equation
555,400.24 : 832,432.80 = 255,467.68 : x - Step 2: Convert to fraction form
555,400.24/832,432.80 = 255,467.68/x - Step 3: Cross multiply
555,400.24x = 832,432.80 × 255,467.68 - Step 4: Simplify right side
555,400.24x = 212,659,676,171.90 - Step 5: Solve for x
x = 212,659,676,171.90/555,400.24 - Step 6: Final answer
x = 382,894.46
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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.