Finding the Fourth Proportional to 380,214.06, 524,750.67 and 219,037.74
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Solution
The fourth proportional to 380,214.06, 524,750.67 and 219,037.74 is: 302,303.92
Step by Step Solution
- Step 1: Write the proportion equation
380,214.06 : 524,750.67 = 219,037.74 : x - Step 2: Convert to fraction form
380,214.06/524,750.67 = 219,037.74/x - Step 3: Cross multiply
380,214.06x = 524,750.67 × 219,037.74 - Step 4: Simplify right side
380,214.06x = 114,940,200,820.29 - Step 5: Solve for x
x = 114,940,200,820.29/380,214.06 - Step 6: Final answer
x = 302,303.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.