Finding the Fourth Proportional to 622,197.24, 933,852.18 and 318,798.38
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Solution
The fourth proportional to 622,197.24, 933,852.18 and 318,798.38 is: 478,482.61
Step by Step Solution
- Step 1: Write the proportion equation
622,197.24 : 933,852.18 = 318,798.38 : x - Step 2: Convert to fraction form
622,197.24/933,852.18 = 318,798.38/x - Step 3: Cross multiply
622,197.24x = 933,852.18 × 318,798.38 - Step 4: Simplify right side
622,197.24x = 297,710,557,474.21 - Step 5: Solve for x
x = 297,710,557,474.21/622,197.24 - Step 6: Final answer
x = 478,482.61
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1.5x scale
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.