Finding the Fourth Proportional to 734,393.13, 1,101,903.12 and 414,784.95
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Solution
The fourth proportional to 734,393.13, 1,101,903.12 and 414,784.95 is: 622,354.45
Step by Step Solution
- Step 1: Write the proportion equation
734,393.13 : 1,101,903.12 = 414,784.95 : x - Step 2: Convert to fraction form
734,393.13/1,101,903.12 = 414,784.95/x - Step 3: Cross multiply
734,393.13x = 1,101,903.12 × 414,784.95 - Step 4: Simplify right side
734,393.13x = 457,052,830,534.04 - Step 5: Solve for x
x = 457,052,830,534.04/734,393.13 - Step 6: Final answer
x = 622,354.45
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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.