Finding the Fourth Proportional to 364,455.20, 546,682.80 and 177,831.20
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Solution
The fourth proportional to 364,455.20, 546,682.80 and 177,831.20 is: 266,746.80
Step by Step Solution
- Step 1: Write the proportion equation
364,455.20 : 546,682.80 = 177,831.20 : x - Step 2: Convert to fraction form
364,455.20/546,682.80 = 177,831.20/x - Step 3: Cross multiply
364,455.20x = 546,682.80 × 177,831.20 - Step 4: Simplify right side
364,455.20x = 97,217,258,343.36 - Step 5: Solve for x
x = 97,217,258,343.36/364,455.20 - Step 6: Final answer
x = 266,746.80
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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.