Finding the Fourth Proportional to 433,787.21, 598,626.14 and 242,800.55
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Solution
The fourth proportional to 433,787.21, 598,626.14 and 242,800.55 is: 335,064.64
Step by Step Solution
- Step 1: Write the proportion equation
433,787.21 : 598,626.14 = 242,800.55 : x - Step 2: Convert to fraction form
433,787.21/598,626.14 = 242,800.55/x - Step 3: Cross multiply
433,787.21x = 598,626.14 × 242,800.55 - Step 4: Simplify right side
433,787.21x = 145,346,751,829.24 - Step 5: Solve for x
x = 145,346,751,829.24/433,787.21 - Step 6: Final answer
x = 335,064.64
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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.