Finding the Fourth Proportional to 374,794.48, 562,155.12 and 206,259.40
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Solution
The fourth proportional to 374,794.48, 562,155.12 and 206,259.40 is: 309,368.96
Step by Step Solution
- Step 1: Write the proportion equation
374,794.48 : 562,155.12 = 206,259.40 : x - Step 2: Convert to fraction form
374,794.48/562,155.12 = 206,259.40/x - Step 3: Cross multiply
374,794.48x = 562,155.12 × 206,259.40 - Step 4: Simplify right side
374,794.48x = 115,949,777,758.13 - Step 5: Solve for x
x = 115,949,777,758.13/374,794.48 - Step 6: Final answer
x = 309,368.96
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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.