Finding the Fourth Proportional to 562,228.68, 843,455.70 and 207,244.20
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Solution
The fourth proportional to 562,228.68, 843,455.70 and 207,244.20 is: 310,907.84
Step by Step Solution
- Step 1: Write the proportion equation
562,228.68 : 843,455.70 = 207,244.20 : x - Step 2: Convert to fraction form
562,228.68/843,455.70 = 207,244.20/x - Step 3: Cross multiply
562,228.68x = 843,455.70 × 207,244.20 - Step 4: Simplify right side
562,228.68x = 174,801,301,781.94 - Step 5: Solve for x
x = 174,801,301,781.94/562,228.68 - Step 6: Final answer
x = 310,907.84
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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.