Finding the Fourth Proportional to 484,406.60, 668,480.99 and 269,560.58
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Solution
The fourth proportional to 484,406.60, 668,480.99 and 269,560.58 is: 371,993.53
Step by Step Solution
- Step 1: Write the proportion equation
484,406.60 : 668,480.99 = 269,560.58 : x - Step 2: Convert to fraction form
484,406.60/668,480.99 = 269,560.58/x - Step 3: Cross multiply
484,406.60x = 668,480.99 × 269,560.58 - Step 4: Simplify right side
484,406.60x = 180,196,118,693.17 - Step 5: Solve for x
x = 180,196,118,693.17/484,406.60 - Step 6: Final answer
x = 371,993.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.