Finding the Fourth Proportional to 622,312.44, 933,698.26 and 503,470.68
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Solution
The fourth proportional to 622,312.44, 933,698.26 and 503,470.68 is: 755,391.77
Step by Step Solution
- Step 1: Write the proportion equation
622,312.44 : 933,698.26 = 503,470.68 : x - Step 2: Convert to fraction form
622,312.44/933,698.26 = 503,470.68/x - Step 3: Cross multiply
622,312.44x = 933,698.26 × 503,470.68 - Step 4: Simplify right side
622,312.44x = 470,089,697,877.02 - Step 5: Solve for x
x = 470,089,697,877.02/622,312.44 - Step 6: Final answer
x = 755,391.77
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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.