Finding the Fourth Proportional to 869,285.13, 1,303,913.84 and 238,198.94
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Solution
The fourth proportional to 869,285.13, 1,303,913.84 and 238,198.94 is: 357,294.61
Step by Step Solution
- Step 1: Write the proportion equation
869,285.13 : 1,303,913.84 = 238,198.94 : x - Step 2: Convert to fraction form
869,285.13/1,303,913.84 = 238,198.94/x - Step 3: Cross multiply
869,285.13x = 1,303,913.84 × 238,198.94 - Step 4: Simplify right side
869,285.13x = 310,590,893,348.34 - Step 5: Solve for x
x = 310,590,893,348.34/869,285.13 - Step 6: Final answer
x = 357,294.61
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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.