Finding the Fourth Proportional to 470,655.24, 649,508.49 and 255,795.81
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Solution
The fourth proportional to 470,655.24, 649,508.49 and 255,795.81 is: 353,000.53
Step by Step Solution
- Step 1: Write the proportion equation
470,655.24 : 649,508.49 = 255,795.81 : x - Step 2: Convert to fraction form
470,655.24/649,508.49 = 255,795.81/x - Step 3: Cross multiply
470,655.24x = 649,508.49 × 255,795.81 - Step 4: Simplify right side
470,655.24x = 166,141,550,301.43 - Step 5: Solve for x
x = 166,141,550,301.43/470,655.24 - Step 6: Final answer
x = 353,000.53
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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.