Finding the Fourth Proportional to 408,533.04, 612,803.76 and 124,269.84
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Solution
The fourth proportional to 408,533.04, 612,803.76 and 124,269.84 is: 186,406.04
Step by Step Solution
- Step 1: Write the proportion equation
408,533.04 : 612,803.76 = 124,269.84 : x - Step 2: Convert to fraction form
408,533.04/612,803.76 = 124,269.84/x - Step 3: Cross multiply
408,533.04x = 612,803.76 × 124,269.84 - Step 4: Simplify right side
408,533.04x = 76,153,025,206.60 - Step 5: Solve for x
x = 76,153,025,206.60/408,533.04 - Step 6: Final answer
x = 186,406.04
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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.