Finding the Fourth Proportional to 427,598.98, 590,149.18 and 246,275.62
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Solution
The fourth proportional to 427,598.98, 590,149.18 and 246,275.62 is: 339,896.40
Step by Step Solution
- Step 1: Write the proportion equation
427,598.98 : 590,149.18 = 246,275.62 : x - Step 2: Convert to fraction form
427,598.98/590,149.18 = 246,275.62/x - Step 3: Cross multiply
427,598.98x = 590,149.18 × 246,275.62 - Step 4: Simplify right side
427,598.98x = 145,339,355,196.99 - Step 5: Solve for x
x = 145,339,355,196.99/427,598.98 - Step 6: Final answer
x = 339,896.40
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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.