Finding the Fourth Proportional to 246,332.24, 339,948.57 and 155,655.12
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Solution
The fourth proportional to 246,332.24, 339,948.57 and 155,655.12 is: 214,810.43
Step by Step Solution
- Step 1: Write the proportion equation
246,332.24 : 339,948.57 = 155,655.12 : x - Step 2: Convert to fraction form
246,332.24/339,948.57 = 155,655.12/x - Step 3: Cross multiply
246,332.24x = 339,948.57 × 155,655.12 - Step 4: Simplify right side
246,332.24x = 52,914,735,457.18 - Step 5: Solve for x
x = 52,914,735,457.18/246,332.24 - Step 6: Final answer
x = 214,810.43
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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.