Finding the Fourth Proportional to 683,467.52, 1,024,487.68 and 234,055.68
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Solution
The fourth proportional to 683,467.52, 1,024,487.68 and 234,055.68 is: 350,839.15
Step by Step Solution
- Step 1: Write the proportion equation
683,467.52 : 1,024,487.68 = 234,055.68 : x - Step 2: Convert to fraction form
683,467.52/1,024,487.68 = 234,055.68/x - Step 3: Cross multiply
683,467.52x = 1,024,487.68 × 234,055.68 - Step 4: Simplify right side
683,467.52x = 239,787,160,594.02 - Step 5: Solve for x
x = 239,787,160,594.02/683,467.52 - Step 6: Final answer
x = 350,839.15
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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.