Finding the Fourth Proportional to 570,183.18, 855,209.01 and 149,492.46
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Solution
The fourth proportional to 570,183.18, 855,209.01 and 149,492.46 is: 224,221.45
Step by Step Solution
- Step 1: Write the proportion equation
570,183.18 : 855,209.01 = 149,492.46 : x - Step 2: Convert to fraction form
570,183.18/855,209.01 = 149,492.46/x - Step 3: Cross multiply
570,183.18x = 855,209.01 × 149,492.46 - Step 4: Simplify right side
570,183.18x = 127,847,298,719.07 - Step 5: Solve for x
x = 127,847,298,719.07/570,183.18 - Step 6: Final answer
x = 224,221.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.