Finding the Fourth Proportional to 688,250.44, 1,030,714.47 and 413,907.70
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Solution
The fourth proportional to 688,250.44, 1,030,714.47 and 413,907.70 is: 619,862.53
Step by Step Solution
- Step 1: Write the proportion equation
688,250.44 : 1,030,714.47 = 413,907.70 : x - Step 2: Convert to fraction form
688,250.44/1,030,714.47 = 413,907.70/x - Step 3: Cross multiply
688,250.44x = 1,030,714.47 × 413,907.70 - Step 4: Simplify right side
688,250.44x = 426,620,655,634.42 - Step 5: Solve for x
x = 426,620,655,634.42/688,250.44 - Step 6: Final answer
x = 619,862.53
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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.