Finding the Fourth Proportional to 445,203.10, 614,379.09 and 241,259.68
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Solution
The fourth proportional to 445,203.10, 614,379.09 and 241,259.68 is: 332,937.71
Step by Step Solution
- Step 1: Write the proportion equation
445,203.10 : 614,379.09 = 241,259.68 : x - Step 2: Convert to fraction form
445,203.10/614,379.09 = 241,259.68/x - Step 3: Cross multiply
445,203.10x = 614,379.09 × 241,259.68 - Step 4: Simplify right side
445,203.10x = 148,224,902,652.09 - Step 5: Solve for x
x = 148,224,902,652.09/445,203.10 - Step 6: Final answer
x = 332,937.71
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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.