Finding the Fourth Proportional to 737,679.24, 1,105,862.40 and 288,297.92
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Solution
The fourth proportional to 737,679.24, 1,105,862.40 and 288,297.92 is: 432,190.32
Step by Step Solution
- Step 1: Write the proportion equation
737,679.24 : 1,105,862.40 = 288,297.92 : x - Step 2: Convert to fraction form
737,679.24/1,105,862.40 = 288,297.92/x - Step 3: Cross multiply
737,679.24x = 1,105,862.40 × 288,297.92 - Step 4: Simplify right side
737,679.24x = 318,817,829,726.21 - Step 5: Solve for x
x = 318,817,829,726.21/737,679.24 - Step 6: Final answer
x = 432,190.32
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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.