Finding the Fourth Proportional to 403,544.44, 556,758.03 and 260,399.62
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Solution
The fourth proportional to 403,544.44, 556,758.03 and 260,399.62 is: 359,265.46
Step by Step Solution
- Step 1: Write the proportion equation
403,544.44 : 556,758.03 = 260,399.62 : x - Step 2: Convert to fraction form
403,544.44/556,758.03 = 260,399.62/x - Step 3: Cross multiply
403,544.44x = 556,758.03 × 260,399.62 - Step 4: Simplify right side
403,544.44x = 144,979,579,443.95 - Step 5: Solve for x
x = 144,979,579,443.95/403,544.44 - Step 6: Final answer
x = 359,265.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.