Finding the Fourth Proportional to 507,037.14, 699,719.53 and 277,590.58
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Solution
The fourth proportional to 507,037.14, 699,719.53 and 277,590.58 is: 383,079.53
Step by Step Solution
- Step 1: Write the proportion equation
507,037.14 : 699,719.53 = 277,590.58 : x - Step 2: Convert to fraction form
507,037.14/699,719.53 = 277,590.58/x - Step 3: Cross multiply
507,037.14x = 699,719.53 × 277,590.58 - Step 4: Simplify right side
507,037.14x = 194,235,550,170.03 - Step 5: Solve for x
x = 194,235,550,170.03/507,037.14 - Step 6: Final answer
x = 383,079.53
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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.