Finding the Fourth Proportional to 735,901.50, 1,015,628.28 and 409,247.08
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Solution
The fourth proportional to 735,901.50, 1,015,628.28 and 409,247.08 is: 564,807.80
Step by Step Solution
- Step 1: Write the proportion equation
735,901.50 : 1,015,628.28 = 409,247.08 : x - Step 2: Convert to fraction form
735,901.50/1,015,628.28 = 409,247.08/x - Step 3: Cross multiply
735,901.50x = 1,015,628.28 × 409,247.08 - Step 4: Simplify right side
735,901.50x = 415,642,907,955.42 - Step 5: Solve for x
x = 415,642,907,955.42/735,901.50 - Step 6: Final answer
x = 564,807.80
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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.