Finding the Fourth Proportional to 581,070.56, 801,790.08 and 326,372.96
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Solution
The fourth proportional to 581,070.56, 801,790.08 and 326,372.96 is: 450,345.65
Step by Step Solution
- Step 1: Write the proportion equation
581,070.56 : 801,790.08 = 326,372.96 : x - Step 2: Convert to fraction form
581,070.56/801,790.08 = 326,372.96/x - Step 3: Cross multiply
581,070.56x = 801,790.08 × 326,372.96 - Step 4: Simplify right side
581,070.56x = 261,682,601,708.24 - Step 5: Solve for x
x = 261,682,601,708.24/581,070.56 - Step 6: Final answer
x = 450,345.65
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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.