Finding the Fourth Proportional to 470,691.99, 649,558.86 and 255,831.99
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Solution
The fourth proportional to 470,691.99, 649,558.86 and 255,831.99 is: 353,050.27
Step by Step Solution
- Step 1: Write the proportion equation
470,691.99 : 649,558.86 = 255,831.99 : x - Step 2: Convert to fraction form
470,691.99/649,558.86 = 255,831.99/x - Step 3: Cross multiply
470,691.99x = 649,558.86 × 255,831.99 - Step 4: Simplify right side
470,691.99x = 166,177,935,775.93 - Step 5: Solve for x
x = 166,177,935,775.93/470,691.99 - Step 6: Final answer
x = 353,050.27
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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.