Finding the Fourth Proportional to 539,004.74, 808,518.04 and 361,857.74
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Solution
The fourth proportional to 539,004.74, 808,518.04 and 361,857.74 is: 542,793.95
Step by Step Solution
- Step 1: Write the proportion equation
539,004.74 : 808,518.04 = 361,857.74 : x - Step 2: Convert to fraction form
539,004.74/808,518.04 = 361,857.74/x - Step 3: Cross multiply
539,004.74x = 808,518.04 × 361,857.74 - Step 4: Simplify right side
539,004.74x = 292,568,510,703.63 - Step 5: Solve for x
x = 292,568,510,703.63/539,004.74 - Step 6: Final answer
x = 542,793.95
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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.