Finding the Fourth Proportional to 375,943.14, 518,828.99 and 214,794.72
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Solution
The fourth proportional to 375,943.14, 518,828.99 and 214,794.72 is: 296,432.40
Step by Step Solution
- Step 1: Write the proportion equation
375,943.14 : 518,828.99 = 214,794.72 : x - Step 2: Convert to fraction form
375,943.14/518,828.99 = 214,794.72/x - Step 3: Cross multiply
375,943.14x = 518,828.99 × 214,794.72 - Step 4: Simplify right side
375,943.14x = 111,441,726,560.96 - Step 5: Solve for x
x = 111,441,726,560.96/375,943.14 - Step 6: Final answer
x = 296,432.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.