Finding the Fourth Proportional to 651,349.08, 977,085.54 and 202,074.84
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Solution
The fourth proportional to 651,349.08, 977,085.54 and 202,074.84 is: 303,131.47
Step by Step Solution
- Step 1: Write the proportion equation
651,349.08 : 977,085.54 = 202,074.84 : x - Step 2: Convert to fraction form
651,349.08/977,085.54 = 202,074.84/x - Step 3: Cross multiply
651,349.08x = 977,085.54 × 202,074.84 - Step 4: Simplify right side
651,349.08x = 197,444,404,161.81 - Step 5: Solve for x
x = 197,444,404,161.81/651,349.08 - Step 6: Final answer
x = 303,131.47
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1.5x scale
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.