Finding the Fourth Proportional to 671,341.08, 926,450.20 and 369,535.08
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Solution
The fourth proportional to 671,341.08, 926,450.20 and 369,535.08 is: 509,958.14
Step by Step Solution
- Step 1: Write the proportion equation
671,341.08 : 926,450.20 = 369,535.08 : x - Step 2: Convert to fraction form
671,341.08/926,450.20 = 369,535.08/x - Step 3: Cross multiply
671,341.08x = 926,450.20 × 369,535.08 - Step 4: Simplify right side
671,341.08x = 342,355,848,773.02 - Step 5: Solve for x
x = 342,355,848,773.02/671,341.08 - Step 6: Final answer
x = 509,958.14
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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.