Finding the Fourth Proportional to 447,377.92, 617,358.08 and 246,135.04
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Solution
The fourth proportional to 447,377.92, 617,358.08 and 246,135.04 is: 339,653.45
Step by Step Solution
- Step 1: Write the proportion equation
447,377.92 : 617,358.08 = 246,135.04 : x - Step 2: Convert to fraction form
447,377.92/617,358.08 = 246,135.04/x - Step 3: Cross multiply
447,377.92x = 617,358.08 × 246,135.04 - Step 4: Simplify right side
447,377.92x = 151,953,455,715.12 - Step 5: Solve for x
x = 151,953,455,715.12/447,377.92 - Step 6: Final answer
x = 339,653.45
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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.