Finding the Fourth Proportional to 935,532.79, 1,291,037.09 and 505,812.92
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Solution
The fourth proportional to 935,532.79, 1,291,037.09 and 505,812.92 is: 698,022.82
Step by Step Solution
- Step 1: Write the proportion equation
935,532.79 : 1,291,037.09 = 505,812.92 : x - Step 2: Convert to fraction form
935,532.79/1,291,037.09 = 505,812.92/x - Step 3: Cross multiply
935,532.79x = 1,291,037.09 × 505,812.92 - Step 4: Simplify right side
935,532.79x = 653,023,240,321.20 - Step 5: Solve for x
x = 653,023,240,321.20/935,532.79 - Step 6: Final answer
x = 698,022.82
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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.