Finding the Fourth Proportional to 949,357.71, 1,310,115.06 and 519,665.00
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Solution
The fourth proportional to 949,357.71, 1,310,115.06 and 519,665.00 is: 717,138.47
Step by Step Solution
- Step 1: Write the proportion equation
949,357.71 : 1,310,115.06 = 519,665.00 : x - Step 2: Convert to fraction form
949,357.71/1,310,115.06 = 519,665.00/x - Step 3: Cross multiply
949,357.71x = 1,310,115.06 × 519,665.00 - Step 4: Simplify right side
949,357.71x = 680,820,936,104.33 - Step 5: Solve for x
x = 680,820,936,104.33/949,357.71 - Step 6: Final answer
x = 717,138.47
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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.