Finding the Fourth Proportional to 1,010,378.91, 1,516,237.68 and 555,287.94
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Solution
The fourth proportional to 1,010,378.91, 1,516,237.68 and 555,287.94 is: 833,299.75
Step by Step Solution
- Step 1: Write the proportion equation
1,010,378.91 : 1,516,237.68 = 555,287.94 : x - Step 2: Convert to fraction form
1,010,378.91/1,516,237.68 = 555,287.94/x - Step 3: Cross multiply
1,010,378.91x = 1,516,237.68 × 555,287.94 - Step 4: Simplify right side
1,010,378.91x = 841,948,499,959.91 - Step 5: Solve for x
x = 841,948,499,959.91/1,010,378.91 - Step 6: Final answer
x = 833,299.75
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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.