Finding the Fourth Proportional to 606,564.08, 836,787.76 and 351,767.60
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Solution
The fourth proportional to 606,564.08, 836,787.76 and 351,767.60 is: 485,282.32
Step by Step Solution
- Step 1: Write the proportion equation
606,564.08 : 836,787.76 = 351,767.60 : x - Step 2: Convert to fraction form
606,564.08/836,787.76 = 351,767.60/x - Step 3: Cross multiply
606,564.08x = 836,787.76 × 351,767.60 - Step 4: Simplify right side
606,564.08x = 294,354,822,044.58 - Step 5: Solve for x
x = 294,354,822,044.58/606,564.08 - Step 6: Final answer
x = 485,282.32
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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.