Finding the Fourth Proportional to 375,362.84, 518,009.14 and 214,214.68
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Solution
The fourth proportional to 375,362.84, 518,009.14 and 214,214.68 is: 295,621.06
Step by Step Solution
- Step 1: Write the proportion equation
375,362.84 : 518,009.14 = 214,214.68 : x - Step 2: Convert to fraction form
375,362.84/518,009.14 = 214,214.68/x - Step 3: Cross multiply
375,362.84x = 518,009.14 × 214,214.68 - Step 4: Simplify right side
375,362.84x = 110,965,162,162.18 - Step 5: Solve for x
x = 110,965,162,162.18/375,362.84 - Step 6: Final answer
x = 295,621.06
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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.