Finding the Fourth Proportional to 323,312.58, 446,224.14 and 246,686.58
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Solution
The fourth proportional to 323,312.58, 446,224.14 and 246,686.58 is: 340,467.75
Step by Step Solution
- Step 1: Write the proportion equation
323,312.58 : 446,224.14 = 246,686.58 : x - Step 2: Convert to fraction form
323,312.58/446,224.14 = 246,686.58/x - Step 3: Cross multiply
323,312.58x = 446,224.14 × 246,686.58 - Step 4: Simplify right side
323,312.58x = 110,077,507,010.04 - Step 5: Solve for x
x = 110,077,507,010.04/323,312.58 - Step 6: Final answer
x = 340,467.75
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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.