Finding the Fourth Proportional to 364,289.76, 502,722.06 and 203,154.99
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Solution
The fourth proportional to 364,289.76, 502,722.06 and 203,154.99 is: 280,355.11
Step by Step Solution
- Step 1: Write the proportion equation
364,289.76 : 502,722.06 = 203,154.99 : x - Step 2: Convert to fraction form
364,289.76/502,722.06 = 203,154.99/x - Step 3: Cross multiply
364,289.76x = 502,722.06 × 203,154.99 - Step 4: Simplify right side
364,289.76x = 102,130,496,328.89 - Step 5: Solve for x
x = 102,130,496,328.89/364,289.76 - Step 6: Final answer
x = 280,355.11
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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.