Finding the Fourth Proportional to 723,972.44, 999,173.40 and 475,824.08
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Solution
The fourth proportional to 723,972.44, 999,173.40 and 475,824.08 is: 656,697.32
Step by Step Solution
- Step 1: Write the proportion equation
723,972.44 : 999,173.40 = 475,824.08 : x - Step 2: Convert to fraction form
723,972.44/999,173.40 = 475,824.08/x - Step 3: Cross multiply
723,972.44x = 999,173.40 × 475,824.08 - Step 4: Simplify right side
723,972.44x = 475,430,763,815.47 - Step 5: Solve for x
x = 475,430,763,815.47/723,972.44 - Step 6: Final answer
x = 656,697.32
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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.