Finding the Fourth Proportional to 948,747.29, 1,309,302.09 and 519,027.41
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Solution
The fourth proportional to 948,747.29, 1,309,302.09 and 519,027.41 is: 716,274.70
Step by Step Solution
- Step 1: Write the proportion equation
948,747.29 : 1,309,302.09 = 519,027.41 : x - Step 2: Convert to fraction form
948,747.29/1,309,302.09 = 519,027.41/x - Step 3: Cross multiply
948,747.29x = 1,309,302.09 × 519,027.41 - Step 4: Simplify right side
948,747.29x = 679,563,675,953.54 - Step 5: Solve for x
x = 679,563,675,953.54/948,747.29 - Step 6: Final answer
x = 716,274.70
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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.