Finding the Fourth Proportional to 717,727.87, 1,076,555.94 and 268,415.65
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Solution
The fourth proportional to 717,727.87, 1,076,555.94 and 268,415.65 is: 402,610.06
Step by Step Solution
- Step 1: Write the proportion equation
717,727.87 : 1,076,555.94 = 268,415.65 : x - Step 2: Convert to fraction form
717,727.87/1,076,555.94 = 268,415.65/x - Step 3: Cross multiply
717,727.87x = 1,076,555.94 × 268,415.65 - Step 4: Simplify right side
717,727.87x = 288,964,462,396.46 - Step 5: Solve for x
x = 288,964,462,396.46/717,727.87 - Step 6: Final answer
x = 402,610.06
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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.