Finding the Fourth Proportional to 677,000.58, 934,138.14 and 435,227.70
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Solution
The fourth proportional to 677,000.58, 934,138.14 and 435,227.70 is: 600,535.37
Step by Step Solution
- Step 1: Write the proportion equation
677,000.58 : 934,138.14 = 435,227.70 : x - Step 2: Convert to fraction form
677,000.58/934,138.14 = 435,227.70/x - Step 3: Cross multiply
677,000.58x = 934,138.14 × 435,227.70 - Step 4: Simplify right side
677,000.58x = 406,562,794,154.48 - Step 5: Solve for x
x = 406,562,794,154.48/677,000.58 - Step 6: Final answer
x = 600,535.37
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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.