Finding the Fourth Proportional to 993,460.08, 1,490,175.44 and 245,506.08
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Solution
The fourth proportional to 993,460.08, 1,490,175.44 and 245,506.08 is: 368,255.49
Step by Step Solution
- Step 1: Write the proportion equation
993,460.08 : 1,490,175.44 = 245,506.08 : x - Step 2: Convert to fraction form
993,460.08/1,490,175.44 = 245,506.08/x - Step 3: Cross multiply
993,460.08x = 1,490,175.44 × 245,506.08 - Step 4: Simplify right side
993,460.08x = 365,847,130,786.68 - Step 5: Solve for x
x = 365,847,130,786.68/993,460.08 - Step 6: Final answer
x = 368,255.49
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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.