Finding the Fourth Proportional to 1,010,197.80, 1,515,283.74 and 290,557.08
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Solution
The fourth proportional to 1,010,197.80, 1,515,283.74 and 290,557.08 is: 435,831.89
Step by Step Solution
- Step 1: Write the proportion equation
1,010,197.80 : 1,515,283.74 = 290,557.08 : x - Step 2: Convert to fraction form
1,010,197.80/1,515,283.74 = 290,557.08/x - Step 3: Cross multiply
1,010,197.80x = 1,515,283.74 × 290,557.08 - Step 4: Simplify right side
1,010,197.80x = 440,276,418,865.88 - Step 5: Solve for x
x = 440,276,418,865.88/1,010,197.80 - Step 6: Final answer
x = 435,831.89
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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.