Finding the Fourth Proportional to 944,365.74, 1,416,029.19 and 645,184.14
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Solution
The fourth proportional to 944,365.74, 1,416,029.19 and 645,184.14 is: 967,421.35
Step by Step Solution
- Step 1: Write the proportion equation
944,365.74 : 1,416,029.19 = 645,184.14 : x - Step 2: Convert to fraction form
944,365.74/1,416,029.19 = 645,184.14/x - Step 3: Cross multiply
944,365.74x = 1,416,029.19 × 645,184.14 - Step 4: Simplify right side
944,365.74x = 913,599,575,165.05 - Step 5: Solve for x
x = 913,599,575,165.05/944,365.74 - Step 6: Final answer
x = 967,421.35
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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.