Finding the Fourth Proportional to 888,615.34, 1,226,258.67 and 506,765.02
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Solution
The fourth proportional to 888,615.34, 1,226,258.67 and 506,765.02 is: 699,318.33
Step by Step Solution
- Step 1: Write the proportion equation
888,615.34 : 1,226,258.67 = 506,765.02 : x - Step 2: Convert to fraction form
888,615.34/1,226,258.67 = 506,765.02/x - Step 3: Cross multiply
888,615.34x = 1,226,258.67 × 506,765.02 - Step 4: Simplify right side
888,615.34x = 621,424,999,427.72 - Step 5: Solve for x
x = 621,424,999,427.72/888,615.34 - Step 6: Final answer
x = 699,318.33
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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.