Finding the Fourth Proportional to 558,347.99, 770,311.49 and 328,764.96
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Solution
The fourth proportional to 558,347.99, 770,311.49 and 328,764.96 is: 453,572.74
Step by Step Solution
- Step 1: Write the proportion equation
558,347.99 : 770,311.49 = 328,764.96 : x - Step 2: Convert to fraction form
558,347.99/770,311.49 = 328,764.96/x - Step 3: Cross multiply
558,347.99x = 770,311.49 × 328,764.96 - Step 4: Simplify right side
558,347.99x = 253,251,424,553.57 - Step 5: Solve for x
x = 253,251,424,553.57/558,347.99 - Step 6: Final answer
x = 453,572.74
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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.