Finding the Fourth Proportional to 375,892.58, 518,699.67 and 212,541.07
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Solution
The fourth proportional to 375,892.58, 518,699.67 and 212,541.07 is: 293,288.53
Step by Step Solution
- Step 1: Write the proportion equation
375,892.58 : 518,699.67 = 212,541.07 : x - Step 2: Convert to fraction form
375,892.58/518,699.67 = 212,541.07/x - Step 3: Cross multiply
375,892.58x = 518,699.67 × 212,541.07 - Step 4: Simplify right side
375,892.58x = 110,244,982,870.45 - Step 5: Solve for x
x = 110,244,982,870.45/375,892.58 - Step 6: Final answer
x = 293,288.53
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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.