Finding the Fourth Proportional to 713,354.74, 1,069,721.04 and 269,811.70
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Solution
The fourth proportional to 713,354.74, 1,069,721.04 and 269,811.70 is: 404,599.89
Step by Step Solution
- Step 1: Write the proportion equation
713,354.74 : 1,069,721.04 = 269,811.70 : x - Step 2: Convert to fraction form
713,354.74/1,069,721.04 = 269,811.70/x - Step 3: Cross multiply
713,354.74x = 1,069,721.04 × 269,811.70 - Step 4: Simplify right side
713,354.74x = 288,623,252,328.17 - Step 5: Solve for x
x = 288,623,252,328.17/713,354.74 - Step 6: Final answer
x = 404,599.89
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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.