Finding the Fourth Proportional to 507,377.87, 761,102.35 and 203,772.05
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Solution
The fourth proportional to 507,377.87, 761,102.35 and 203,772.05 is: 305,672.35
Step by Step Solution
- Step 1: Write the proportion equation
507,377.87 : 761,102.35 = 203,772.05 : x - Step 2: Convert to fraction form
507,377.87/761,102.35 = 203,772.05/x - Step 3: Cross multiply
507,377.87x = 761,102.35 × 203,772.05 - Step 4: Simplify right side
507,377.87x = 155,091,386,306.55 - Step 5: Solve for x
x = 155,091,386,306.55/507,377.87 - Step 6: Final answer
x = 305,672.35
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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.