Finding the Fourth Proportional to 583,679.70, 875,519.55 and 228,575.70
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Solution
The fourth proportional to 583,679.70, 875,519.55 and 228,575.70 is: 342,863.55
Step by Step Solution
- Step 1: Write the proportion equation
583,679.70 : 875,519.55 = 228,575.70 : x - Step 2: Convert to fraction form
583,679.70/875,519.55 = 228,575.70/x - Step 3: Cross multiply
583,679.70x = 875,519.55 × 228,575.70 - Step 4: Simplify right side
583,679.70x = 200,122,494,004.94 - Step 5: Solve for x
x = 200,122,494,004.94/583,679.70 - Step 6: Final answer
x = 342,863.55
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1.5x scale
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.