Finding the Fourth Proportional to 507,119.98, 699,822.98 and 277,673.12
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Solution
The fourth proportional to 507,119.98, 699,822.98 and 277,673.12 is: 383,187.49
Step by Step Solution
- Step 1: Write the proportion equation
507,119.98 : 699,822.98 = 277,673.12 : x - Step 2: Convert to fraction form
507,119.98/699,822.98 = 277,673.12/x - Step 3: Cross multiply
507,119.98x = 699,822.98 × 277,673.12 - Step 4: Simplify right side
507,119.98x = 194,322,030,304.30 - Step 5: Solve for x
x = 194,322,030,304.30/507,119.98 - Step 6: Final answer
x = 383,187.49
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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.