Finding the Fourth Proportional to 367,059.36, 550,420.08 and 145,291.68
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Solution
The fourth proportional to 367,059.36, 550,420.08 and 145,291.68 is: 217,870.64
Step by Step Solution
- Step 1: Write the proportion equation
367,059.36 : 550,420.08 = 145,291.68 : x - Step 2: Convert to fraction form
367,059.36/550,420.08 = 145,291.68/x - Step 3: Cross multiply
367,059.36x = 550,420.08 × 145,291.68 - Step 4: Simplify right side
367,059.36x = 79,971,458,128.93 - Step 5: Solve for x
x = 79,971,458,128.93/367,059.36 - Step 6: Final answer
x = 217,870.64
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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.