Finding the Fourth Proportional to 558,472.44, 770,667.68 and 310,098.92
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Solution
The fourth proportional to 558,472.44, 770,667.68 and 310,098.92 is: 427,923.02
Step by Step Solution
- Step 1: Write the proportion equation
558,472.44 : 770,667.68 = 310,098.92 : x - Step 2: Convert to fraction form
558,472.44/770,667.68 = 310,098.92/x - Step 3: Cross multiply
558,472.44x = 770,667.68 × 310,098.92 - Step 4: Simplify right side
558,472.44x = 238,983,215,623.08 - Step 5: Solve for x
x = 238,983,215,623.08/558,472.44 - Step 6: Final answer
x = 427,923.02
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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.