Finding the Fourth Proportional to 403,280.43, 604,920.65 and 122,797.68
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Solution
The fourth proportional to 403,280.43, 604,920.65 and 122,797.68 is: 184,196.52
Step by Step Solution
- Step 1: Write the proportion equation
403,280.43 : 604,920.65 = 122,797.68 : x - Step 2: Convert to fraction form
403,280.43/604,920.65 = 122,797.68/x - Step 3: Cross multiply
403,280.43x = 604,920.65 × 122,797.68 - Step 4: Simplify right side
403,280.43x = 74,282,851,790.10 - Step 5: Solve for x
x = 74,282,851,790.10/403,280.43 - Step 6: Final answer
x = 184,196.52
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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.