Finding the Fourth Proportional to 717,459.46, 1,076,340.96 and 237,660.08
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Solution
The fourth proportional to 717,459.46, 1,076,340.96 and 237,660.08 is: 356,540.39
Step by Step Solution
- Step 1: Write the proportion equation
717,459.46 : 1,076,340.96 = 237,660.08 : x - Step 2: Convert to fraction form
717,459.46/1,076,340.96 = 237,660.08/x - Step 3: Cross multiply
717,459.46x = 1,076,340.96 × 237,660.08 - Step 4: Simplify right side
717,459.46x = 255,803,273,279.17 - Step 5: Solve for x
x = 255,803,273,279.17/717,459.46 - Step 6: Final answer
x = 356,540.39
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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.