Finding the Fourth Proportional to 837,404.97, 1,155,358.17 and 474,800.37
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Solution
The fourth proportional to 837,404.97, 1,155,358.17 and 474,800.37 is: 655,076.70
Step by Step Solution
- Step 1: Write the proportion equation
837,404.97 : 1,155,358.17 = 474,800.37 : x - Step 2: Convert to fraction form
837,404.97/1,155,358.17 = 474,800.37/x - Step 3: Cross multiply
837,404.97x = 1,155,358.17 × 474,800.37 - Step 4: Simplify right side
837,404.97x = 548,564,485,411.52 - Step 5: Solve for x
x = 548,564,485,411.52/837,404.97 - Step 6: Final answer
x = 655,076.70
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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.