Finding the Fourth Proportional to 453,952.23, 625,388.49 and 315,893.81
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Solution
The fourth proportional to 453,952.23, 625,388.49 and 315,893.81 is: 435,191.94
Step by Step Solution
- Step 1: Write the proportion equation
453,952.23 : 625,388.49 = 315,893.81 : x - Step 2: Convert to fraction form
453,952.23/625,388.49 = 315,893.81/x - Step 3: Cross multiply
453,952.23x = 625,388.49 × 315,893.81 - Step 4: Simplify right side
453,952.23x = 197,556,349,709.30 - Step 5: Solve for x
x = 197,556,349,709.30/453,952.23 - Step 6: Final answer
x = 435,191.94
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.