Finding the Fourth Proportional to 837,337.50, 1,155,490.74 and 474,785.94
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Solution
The fourth proportional to 837,337.50, 1,155,490.74 and 474,785.94 is: 655,184.75
Step by Step Solution
- Step 1: Write the proportion equation
837,337.50 : 1,155,490.74 = 474,785.94 : x - Step 2: Convert to fraction form
837,337.50/1,155,490.74 = 474,785.94/x - Step 3: Cross multiply
837,337.50x = 1,155,490.74 × 474,785.94 - Step 4: Simplify right side
837,337.50x = 548,610,757,152.20 - Step 5: Solve for x
x = 548,610,757,152.20/837,337.50 - Step 6: Final answer
x = 655,184.75
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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.