Finding the Fourth Proportional to 351,214.36, 526,803.09 and 98,512.36
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Solution
The fourth proportional to 351,214.36, 526,803.09 and 98,512.36 is: 147,763.36
Step by Step Solution
- Step 1: Write the proportion equation
351,214.36 : 526,803.09 = 98,512.36 : x - Step 2: Convert to fraction form
351,214.36/526,803.09 = 98,512.36/x - Step 3: Cross multiply
351,214.36x = 526,803.09 × 98,512.36 - Step 4: Simplify right side
351,214.36x = 51,896,615,651.19 - Step 5: Solve for x
x = 51,896,615,651.19/351,214.36 - Step 6: Final answer
x = 147,763.36
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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.