Finding the Fourth Proportional to 631,828.64, 947,209.84 and 294,691.68
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Solution
The fourth proportional to 631,828.64, 947,209.84 and 294,691.68 is: 441,788.87
Step by Step Solution
- Step 1: Write the proportion equation
631,828.64 : 947,209.84 = 294,691.68 : x - Step 2: Convert to fraction form
631,828.64/947,209.84 = 294,691.68/x - Step 3: Cross multiply
631,828.64x = 947,209.84 × 294,691.68 - Step 4: Simplify right side
631,828.64x = 279,134,859,062.13 - Step 5: Solve for x
x = 279,134,859,062.13/631,828.64 - Step 6: Final answer
x = 441,788.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.