Finding the Fourth Proportional to 575,482.28, 794,155.05 and 317,383.07
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Solution
The fourth proportional to 575,482.28, 794,155.05 and 317,383.07 is: 437,982.84
Step by Step Solution
- Step 1: Write the proportion equation
575,482.28 : 794,155.05 = 317,383.07 : x - Step 2: Convert to fraction form
575,482.28/794,155.05 = 317,383.07/x - Step 3: Cross multiply
575,482.28x = 794,155.05 × 317,383.07 - Step 4: Simplify right side
575,482.28x = 252,051,363,854.23 - Step 5: Solve for x
x = 252,051,363,854.23/575,482.28 - Step 6: Final answer
x = 437,982.84
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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.