Finding the Fourth Proportional to 949,390.94, 1,310,161.44 and 519,698.52
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Solution
The fourth proportional to 949,390.94, 1,310,161.44 and 519,698.52 is: 717,185.02
Step by Step Solution
- Step 1: Write the proportion equation
949,390.94 : 1,310,161.44 = 519,698.52 : x - Step 2: Convert to fraction form
949,390.94/1,310,161.44 = 519,698.52/x - Step 3: Cross multiply
949,390.94x = 1,310,161.44 × 519,698.52 - Step 4: Simplify right side
949,390.94x = 680,888,961,329.07 - Step 5: Solve for x
x = 680,888,961,329.07/949,390.94 - Step 6: Final answer
x = 717,185.02
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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.