Finding the Fourth Proportional to 838,241.34, 1,257,574.23 and 239,204.63
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Solution
The fourth proportional to 838,241.34, 1,257,574.23 and 239,204.63 is: 358,867.50
Step by Step Solution
- Step 1: Write the proportion equation
838,241.34 : 1,257,574.23 = 239,204.63 : x - Step 2: Convert to fraction form
838,241.34/1,257,574.23 = 239,204.63/x - Step 3: Cross multiply
838,241.34x = 1,257,574.23 × 239,204.63 - Step 4: Simplify right side
838,241.34x = 300,817,572,096.81 - Step 5: Solve for x
x = 300,817,572,096.81/838,241.34 - Step 6: Final answer
x = 358,867.50
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1.5x scale
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.