Finding the Fourth Proportional to 639,267.93, 958,652.65 and 239,690.49
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Solution
The fourth proportional to 639,267.93, 958,652.65 and 239,690.49 is: 359,442.28
Step by Step Solution
- Step 1: Write the proportion equation
639,267.93 : 958,652.65 = 239,690.49 : x - Step 2: Convert to fraction form
639,267.93/958,652.65 = 239,690.49/x - Step 3: Cross multiply
639,267.93x = 958,652.65 × 239,690.49 - Step 4: Simplify right side
639,267.93x = 229,779,923,418.30 - Step 5: Solve for x
x = 229,779,923,418.30/639,267.93 - Step 6: Final answer
x = 359,442.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.