Finding the Fourth Proportional to 513,652.77, 708,827.18 and 284,204.07
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Solution
The fourth proportional to 513,652.77, 708,827.18 and 284,204.07 is: 392,194.07
Step by Step Solution
- Step 1: Write the proportion equation
513,652.77 : 708,827.18 = 284,204.07 : x - Step 2: Convert to fraction form
513,652.77/708,827.18 = 284,204.07/x - Step 3: Cross multiply
513,652.77x = 708,827.18 × 284,204.07 - Step 4: Simplify right side
513,652.77x = 201,451,569,482.62 - Step 5: Solve for x
x = 201,451,569,482.62/513,652.77 - Step 6: Final answer
x = 392,194.07
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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.