Finding the Fourth Proportional to 1,023,128.13, 1,534,269.90 and 349,263.75
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Solution
The fourth proportional to 1,023,128.13, 1,534,269.90 and 349,263.75 is: 523,751.47
Step by Step Solution
- Step 1: Write the proportion equation
1,023,128.13 : 1,534,269.90 = 349,263.75 : x - Step 2: Convert to fraction form
1,023,128.13/1,534,269.90 = 349,263.75/x - Step 3: Cross multiply
1,023,128.13x = 1,534,269.90 × 349,263.75 - Step 4: Simplify right side
1,023,128.13x = 535,864,858,786.13 - Step 5: Solve for x
x = 535,864,858,786.13/1,023,128.13 - Step 6: Final answer
x = 523,751.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.