Finding the Fourth Proportional to 545,911.24, 818,701.62 and 190,859.08
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Solution
The fourth proportional to 545,911.24, 818,701.62 and 190,859.08 is: 286,230.85
Step by Step Solution
- Step 1: Write the proportion equation
545,911.24 : 818,701.62 = 190,859.08 : x - Step 2: Convert to fraction form
545,911.24/818,701.62 = 190,859.08/x - Step 3: Cross multiply
545,911.24x = 818,701.62 × 190,859.08 - Step 4: Simplify right side
545,911.24x = 156,256,637,987.71 - Step 5: Solve for x
x = 156,256,637,987.71/545,911.24 - Step 6: Final answer
x = 286,230.85
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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.