Finding the Fourth Proportional to 374,248.78, 516,457.29 and 204,479.26
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Solution
The fourth proportional to 374,248.78, 516,457.29 and 204,479.26 is: 282,178.09
Step by Step Solution
- Step 1: Write the proportion equation
374,248.78 : 516,457.29 = 204,479.26 : x - Step 2: Convert to fraction form
374,248.78/516,457.29 = 204,479.26/x - Step 3: Cross multiply
374,248.78x = 516,457.29 × 204,479.26 - Step 4: Simplify right side
374,248.78x = 105,604,804,480.81 - Step 5: Solve for x
x = 105,604,804,480.81/374,248.78 - Step 6: Final answer
x = 282,178.09
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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.