Finding the Fourth Proportional to 717,278.24, 1,075,995.20 and 268,214.24
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Solution
The fourth proportional to 717,278.24, 1,075,995.20 and 268,214.24 is: 402,350.47
Step by Step Solution
- Step 1: Write the proportion equation
717,278.24 : 1,075,995.20 = 268,214.24 : x - Step 2: Convert to fraction form
717,278.24/1,075,995.20 = 268,214.24/x - Step 3: Cross multiply
717,278.24x = 1,075,995.20 × 268,214.24 - Step 4: Simplify right side
717,278.24x = 288,597,234,811.65 - Step 5: Solve for x
x = 288,597,234,811.65/717,278.24 - Step 6: Final answer
x = 402,350.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.