Finding the Fourth Proportional to 657,363.92, 907,110.60 and 370,953.68
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Solution
The fourth proportional to 657,363.92, 907,110.60 and 370,953.68 is: 511,886.95
Step by Step Solution
- Step 1: Write the proportion equation
657,363.92 : 907,110.60 = 370,953.68 : x - Step 2: Convert to fraction form
657,363.92/907,110.60 = 370,953.68/x - Step 3: Cross multiply
657,363.92x = 907,110.60 × 370,953.68 - Step 4: Simplify right side
657,363.92x = 336,496,015,237.01 - Step 5: Solve for x
x = 336,496,015,237.01/657,363.92 - Step 6: Final answer
x = 511,886.95
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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.