Finding the Fourth Proportional to 351,923.14, 527,831.25 and 115,260.58
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Solution
The fourth proportional to 351,923.14, 527,831.25 and 115,260.58 is: 172,873.36
Step by Step Solution
- Step 1: Write the proportion equation
351,923.14 : 527,831.25 = 115,260.58 : x - Step 2: Convert to fraction form
351,923.14/527,831.25 = 115,260.58/x - Step 3: Cross multiply
351,923.14x = 527,831.25 × 115,260.58 - Step 4: Simplify right side
351,923.14x = 60,838,136,017.13 - Step 5: Solve for x
x = 60,838,136,017.13/351,923.14 - Step 6: Final answer
x = 172,873.36
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.