Finding the Fourth Proportional to 556,560.08, 767,808.12 and 375,205.76
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Solution
The fourth proportional to 556,560.08, 767,808.12 and 375,205.76 is: 517,618.92
Step by Step Solution
- Step 1: Write the proportion equation
556,560.08 : 767,808.12 = 375,205.76 : x - Step 2: Convert to fraction form
556,560.08/767,808.12 = 375,205.76/x - Step 3: Cross multiply
556,560.08x = 767,808.12 × 375,205.76 - Step 4: Simplify right side
556,560.08x = 288,086,029,198.77 - Step 5: Solve for x
x = 288,086,029,198.77/556,560.08 - Step 6: Final answer
x = 517,618.92
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1.5x scale
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.