Finding the Fourth Proportional to 355,724.08, 533,587.03 and 145,362.02
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Solution
The fourth proportional to 355,724.08, 533,587.03 and 145,362.02 is: 218,043.39
Step by Step Solution
- Step 1: Write the proportion equation
355,724.08 : 533,587.03 = 145,362.02 : x - Step 2: Convert to fraction form
355,724.08/533,587.03 = 145,362.02/x - Step 3: Cross multiply
355,724.08x = 533,587.03 × 145,362.02 - Step 4: Simplify right side
355,724.08x = 77,563,285,495.26 - Step 5: Solve for x
x = 77,563,285,495.26/355,724.08 - Step 6: Final answer
x = 218,043.39
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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.