Finding the Fourth Proportional to 738,119.79, 1,104,668.48 and 453,660.35
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Solution
The fourth proportional to 738,119.79, 1,104,668.48 and 453,660.35 is: 678,947.09
Step by Step Solution
- Step 1: Write the proportion equation
738,119.79 : 1,104,668.48 = 453,660.35 : x - Step 2: Convert to fraction form
738,119.79/1,104,668.48 = 453,660.35/x - Step 3: Cross multiply
738,119.79x = 1,104,668.48 × 453,660.35 - Step 4: Simplify right side
738,119.79x = 501,144,284,881.58 - Step 5: Solve for x
x = 501,144,284,881.58/738,119.79 - Step 6: Final answer
x = 678,947.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.