Finding the Fourth Proportional to 530,140.24, 795,367.10 and 305,661.70
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Solution
The fourth proportional to 530,140.24, 795,367.10 and 305,661.70 is: 458,582.92
Step by Step Solution
- Step 1: Write the proportion equation
530,140.24 : 795,367.10 = 305,661.70 : x - Step 2: Convert to fraction form
530,140.24/795,367.10 = 305,661.70/x - Step 3: Cross multiply
530,140.24x = 795,367.10 × 305,661.70 - Step 4: Simplify right side
530,140.24x = 243,113,259,910.07 - Step 5: Solve for x
x = 243,113,259,910.07/530,140.24 - Step 6: Final answer
x = 458,582.92
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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.