Finding the Fourth Proportional to 450,683.65, 621,943.62 and 246,747.77
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Solution
The fourth proportional to 450,683.65, 621,943.62 and 246,747.77 is: 340,512.02
Step by Step Solution
- Step 1: Write the proportion equation
450,683.65 : 621,943.62 = 246,747.77 : x - Step 2: Convert to fraction form
450,683.65/621,943.62 = 246,747.77/x - Step 3: Cross multiply
450,683.65x = 621,943.62 × 246,747.77 - Step 4: Simplify right side
450,683.65x = 153,463,199,597.99 - Step 5: Solve for x
x = 153,463,199,597.99/450,683.65 - Step 6: Final answer
x = 340,512.02
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1.5x scale
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.