Finding the Fourth Proportional to 949,418.91, 1,310,212.53 and 519,739.02
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Solution
The fourth proportional to 949,418.91, 1,310,212.53 and 519,739.02 is: 717,247.75
Step by Step Solution
- Step 1: Write the proportion equation
949,418.91 : 1,310,212.53 = 519,739.02 : x - Step 2: Convert to fraction form
949,418.91/1,310,212.53 = 519,739.02/x - Step 3: Cross multiply
949,418.91x = 1,310,212.53 × 519,739.02 - Step 4: Simplify right side
949,418.91x = 680,968,576,333.92 - Step 5: Solve for x
x = 680,968,576,333.92/949,418.91 - Step 6: Final answer
x = 717,247.75
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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.