Finding the Fourth Proportional to 562,356.90, 843,644.70 and 163,010.70
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Solution
The fourth proportional to 562,356.90, 843,644.70 and 163,010.70 is: 244,547.75
Step by Step Solution
- Step 1: Write the proportion equation
562,356.90 : 843,644.70 = 163,010.70 : x - Step 2: Convert to fraction form
562,356.90/843,644.70 = 163,010.70/x - Step 3: Cross multiply
562,356.90x = 843,644.70 × 163,010.70 - Step 4: Simplify right side
562,356.90x = 137,523,113,098.29 - Step 5: Solve for x
x = 137,523,113,098.29/562,356.90 - Step 6: Final answer
x = 244,547.75
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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.