Finding the Fourth Proportional to 903,167.51, 1,246,370.36 and 495,275.81
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Solution
The fourth proportional to 903,167.51, 1,246,370.36 and 495,275.81 is: 683,480.17
Step by Step Solution
- Step 1: Write the proportion equation
903,167.51 : 1,246,370.36 = 495,275.81 : x - Step 2: Convert to fraction form
903,167.51/1,246,370.36 = 495,275.81/x - Step 3: Cross multiply
903,167.51x = 1,246,370.36 × 495,275.81 - Step 4: Simplify right side
903,167.51x = 617,297,080,900.76 - Step 5: Solve for x
x = 617,297,080,900.76/903,167.51 - Step 6: Final answer
x = 683,480.17
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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.