Finding the Fourth Proportional to 988,802.99, 1,483,206.91 and 278,834.75
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Solution
The fourth proportional to 988,802.99, 1,483,206.91 and 278,834.75 is: 418,252.80
Step by Step Solution
- Step 1: Write the proportion equation
988,802.99 : 1,483,206.91 = 278,834.75 : x - Step 2: Convert to fraction form
988,802.99/1,483,206.91 = 278,834.75/x - Step 3: Cross multiply
988,802.99x = 1,483,206.91 × 278,834.75 - Step 4: Simplify right side
988,802.99x = 413,569,619,835.00 - Step 5: Solve for x
x = 413,569,619,835.00/988,802.99 - Step 6: Final answer
x = 418,252.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.