Finding the Fourth Proportional to 562,119.30, 775,506.74 and 358,133.69
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Solution
The fourth proportional to 562,119.30, 775,506.74 and 358,133.69 is: 494,085.66
Step by Step Solution
- Step 1: Write the proportion equation
562,119.30 : 775,506.74 = 358,133.69 : x - Step 2: Convert to fraction form
562,119.30/775,506.74 = 358,133.69/x - Step 3: Cross multiply
562,119.30x = 775,506.74 × 358,133.69 - Step 4: Simplify right side
562,119.30x = 277,735,084,747.87 - Step 5: Solve for x
x = 277,735,084,747.87/562,119.30 - Step 6: Final answer
x = 494,085.66
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1.5x scale
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.