Finding the Fourth Proportional to 405,895.74, 560,215.35 and 244,777.02
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Solution
The fourth proportional to 405,895.74, 560,215.35 and 244,777.02 is: 337,840.07
Step by Step Solution
- Step 1: Write the proportion equation
405,895.74 : 560,215.35 = 244,777.02 : x - Step 2: Convert to fraction form
405,895.74/560,215.35 = 244,777.02/x - Step 3: Cross multiply
405,895.74x = 560,215.35 × 244,777.02 - Step 4: Simplify right side
405,895.74x = 137,127,843,931.26 - Step 5: Solve for x
x = 137,127,843,931.26/405,895.74 - Step 6: Final answer
x = 337,840.07
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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.