Finding the Fourth Proportional to 438,107.41, 596,477.98 and 436,757.95
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Solution
The fourth proportional to 438,107.41, 596,477.98 and 436,757.95 is: 594,640.70
Step by Step Solution
- Step 1: Write the proportion equation
438,107.41 : 596,477.98 = 436,757.95 : x - Step 2: Convert to fraction form
438,107.41/596,477.98 = 436,757.95/x - Step 3: Cross multiply
438,107.41x = 596,477.98 × 436,757.95 - Step 4: Simplify right side
438,107.41x = 260,516,494,598.76 - Step 5: Solve for x
x = 260,516,494,598.76/438,107.41 - Step 6: Final answer
x = 594,640.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.