Finding the Fourth Proportional to 555,396.24, 832,426.80 and 255,463.68
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Solution
The fourth proportional to 555,396.24, 832,426.80 and 255,463.68 is: 382,888.46
Step by Step Solution
- Step 1: Write the proportion equation
555,396.24 : 832,426.80 = 255,463.68 : x - Step 2: Convert to fraction form
555,396.24/832,426.80 = 255,463.68/x - Step 3: Cross multiply
555,396.24x = 832,426.80 × 255,463.68 - Step 4: Simplify right side
555,396.24x = 212,654,813,658.62 - Step 5: Solve for x
x = 212,654,813,658.62/555,396.24 - Step 6: Final answer
x = 382,888.46
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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.