Finding the Fourth Proportional to 928,482.75, 1,281,325.64 and 526,074.75
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Solution
The fourth proportional to 928,482.75, 1,281,325.64 and 526,074.75 is: 725,994.17
Step by Step Solution
- Step 1: Write the proportion equation
928,482.75 : 1,281,325.64 = 526,074.75 : x - Step 2: Convert to fraction form
928,482.75/1,281,325.64 = 526,074.75/x - Step 3: Cross multiply
928,482.75x = 1,281,325.64 × 526,074.75 - Step 4: Simplify right side
928,482.75x = 674,073,063,101.22 - Step 5: Solve for x
x = 674,073,063,101.22/928,482.75 - Step 6: Final answer
x = 725,994.17
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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.