Finding the Fourth Proportional to 636,609.16, 954,913.98 and 163,294.52
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Solution
The fourth proportional to 636,609.16, 954,913.98 and 163,294.52 is: 244,941.84
Step by Step Solution
- Step 1: Write the proportion equation
636,609.16 : 954,913.98 = 163,294.52 : x - Step 2: Convert to fraction form
636,609.16/954,913.98 = 163,294.52/x - Step 3: Cross multiply
636,609.16x = 954,913.98 × 163,294.52 - Step 4: Simplify right side
636,609.16x = 155,932,220,005.39 - Step 5: Solve for x
x = 155,932,220,005.39/636,609.16 - Step 6: Final answer
x = 244,941.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.