Finding the Fourth Proportional to 684,202.95, 944,197.68 and 382,396.95
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Solution
The fourth proportional to 684,202.95, 944,197.68 and 382,396.95 is: 527,706.45
Step by Step Solution
- Step 1: Write the proportion equation
684,202.95 : 944,197.68 = 382,396.95 : x - Step 2: Convert to fraction form
684,202.95/944,197.68 = 382,396.95/x - Step 3: Cross multiply
684,202.95x = 944,197.68 × 382,396.95 - Step 4: Simplify right side
684,202.95x = 361,058,313,029.08 - Step 5: Solve for x
x = 361,058,313,029.08/684,202.95 - Step 6: Final answer
x = 527,706.45
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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.