Finding the Fourth Proportional to 293,077.98, 439,133.94 and 268,565.31
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Solution
The fourth proportional to 293,077.98, 439,133.94 and 268,565.31 is: 402,405.34
Step by Step Solution
- Step 1: Write the proportion equation
293,077.98 : 439,133.94 = 268,565.31 : x - Step 2: Convert to fraction form
293,077.98/439,133.94 = 268,565.31/x - Step 3: Cross multiply
293,077.98x = 439,133.94 × 268,565.31 - Step 4: Simplify right side
293,077.98x = 117,936,142,727.62 - Step 5: Solve for x
x = 117,936,142,727.62/293,077.98 - Step 6: Final answer
x = 402,405.34
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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.