Finding the Fourth Proportional to 351,399.68, 526,439.04 and 173,699.84
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Solution
The fourth proportional to 351,399.68, 526,439.04 and 173,699.84 is: 260,223.28
Step by Step Solution
- Step 1: Write the proportion equation
351,399.68 : 526,439.04 = 173,699.84 : x - Step 2: Convert to fraction form
351,399.68/526,439.04 = 173,699.84/x - Step 3: Cross multiply
351,399.68x = 526,439.04 × 173,699.84 - Step 4: Simplify right side
351,399.68x = 91,442,377,017.75 - Step 5: Solve for x
x = 91,442,377,017.75/351,399.68 - Step 6: Final answer
x = 260,223.28
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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.