Finding the Fourth Proportional to 555,822.24, 767,299.18 and 372,376.68
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Solution
The fourth proportional to 555,822.24, 767,299.18 and 372,376.68 is: 514,057.01
Step by Step Solution
- Step 1: Write the proportion equation
555,822.24 : 767,299.18 = 372,376.68 : x - Step 2: Convert to fraction form
555,822.24/767,299.18 = 372,376.68/x - Step 3: Cross multiply
555,822.24x = 767,299.18 × 372,376.68 - Step 4: Simplify right side
555,822.24x = 285,724,321,215.12 - Step 5: Solve for x
x = 285,724,321,215.12/555,822.24 - Step 6: Final answer
x = 514,057.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.