Finding the Fourth Proportional to 376,703.28, 519,854.76 and 204,622.74
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Solution
The fourth proportional to 376,703.28, 519,854.76 and 204,622.74 is: 282,381.68
Step by Step Solution
- Step 1: Write the proportion equation
376,703.28 : 519,854.76 = 204,622.74 : x - Step 2: Convert to fraction form
376,703.28/519,854.76 = 204,622.74/x - Step 3: Cross multiply
376,703.28x = 519,854.76 × 204,622.74 - Step 4: Simplify right side
376,703.28x = 106,374,105,393.24 - Step 5: Solve for x
x = 106,374,105,393.24/376,703.28 - Step 6: Final answer
x = 282,381.68
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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.