Finding the Fourth Proportional to 405,540.08, 559,637.40 and 224,258.48
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Solution
The fourth proportional to 405,540.08, 559,637.40 and 224,258.48 is: 309,472.33
Step by Step Solution
- Step 1: Write the proportion equation
405,540.08 : 559,637.40 = 224,258.48 : x - Step 2: Convert to fraction form
405,540.08/559,637.40 = 224,258.48/x - Step 3: Cross multiply
405,540.08x = 559,637.40 × 224,258.48 - Step 4: Simplify right side
405,540.08x = 125,503,432,675.15 - Step 5: Solve for x
x = 125,503,432,675.15/405,540.08 - Step 6: Final answer
x = 309,472.33
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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.