Finding the Fourth Proportional to 683,974.98, 1,026,072.72 and 210,660.12
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Solution
The fourth proportional to 683,974.98, 1,026,072.72 and 210,660.12 is: 316,024.14
Step by Step Solution
- Step 1: Write the proportion equation
683,974.98 : 1,026,072.72 = 210,660.12 : x - Step 2: Convert to fraction form
683,974.98/1,026,072.72 = 210,660.12/x - Step 3: Cross multiply
683,974.98x = 1,026,072.72 × 210,660.12 - Step 4: Simplify right side
683,974.98x = 216,152,602,323.93 - Step 5: Solve for x
x = 216,152,602,323.93/683,974.98 - Step 6: Final answer
x = 316,024.14
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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.