Finding the Fourth Proportional to 961,239.39, 1,442,002.43 and 353,980.99
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Solution
The fourth proportional to 961,239.39, 1,442,002.43 and 353,980.99 is: 531,024.27
Step by Step Solution
- Step 1: Write the proportion equation
961,239.39 : 1,442,002.43 = 353,980.99 : x - Step 2: Convert to fraction form
961,239.39/1,442,002.43 = 353,980.99/x - Step 3: Cross multiply
961,239.39x = 1,442,002.43 × 353,980.99 - Step 4: Simplify right side
961,239.39x = 510,441,447,753.81 - Step 5: Solve for x
x = 510,441,447,753.81/961,239.39 - Step 6: Final answer
x = 531,024.27
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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.