Finding the Fourth Proportional to 967,988.80, 1,452,274.80 and 688,052.80
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Solution
The fourth proportional to 967,988.80, 1,452,274.80 and 688,052.80 is: 1,032,286.47
Step by Step Solution
- Step 1: Write the proportion equation
967,988.80 : 1,452,274.80 = 688,052.80 : x - Step 2: Convert to fraction form
967,988.80/1,452,274.80 = 688,052.80/x - Step 3: Cross multiply
967,988.80x = 1,452,274.80 × 688,052.80 - Step 4: Simplify right side
967,988.80x = 999,241,742,509.44 - Step 5: Solve for x
x = 999,241,742,509.44/967,988.80 - Step 6: Final answer
x = 1,032,286.47
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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.