Finding the Fourth Proportional to 903,260.92, 1,246,501.84 and 495,365.64
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Solution
The fourth proportional to 903,260.92, 1,246,501.84 and 495,365.64 is: 683,605.55
Step by Step Solution
- Step 1: Write the proportion equation
903,260.92 : 1,246,501.84 = 495,365.64 : x - Step 2: Convert to fraction form
903,260.92/1,246,501.84 = 495,365.64/x - Step 3: Cross multiply
903,260.92x = 1,246,501.84 × 495,365.64 - Step 4: Simplify right side
903,260.92x = 617,474,181,732.78 - Step 5: Solve for x
x = 617,474,181,732.78/903,260.92 - Step 6: Final answer
x = 683,605.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.