Finding the Fourth Proportional to 314,224.13, 471,409.98 and 103,862.04
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Solution
The fourth proportional to 314,224.13, 471,409.98 and 103,862.04 is: 155,817.45
Step by Step Solution
- Step 1: Write the proportion equation
314,224.13 : 471,409.98 = 103,862.04 : x - Step 2: Convert to fraction form
314,224.13/471,409.98 = 103,862.04/x - Step 3: Cross multiply
314,224.13x = 471,409.98 × 103,862.04 - Step 4: Simplify right side
314,224.13x = 48,961,602,199.16 - Step 5: Solve for x
x = 48,961,602,199.16/314,224.13 - Step 6: Final answer
x = 155,817.45
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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.