Finding the Fourth Proportional to 903,077.16, 1,246,258.53 and 495,177.99
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Solution
The fourth proportional to 903,077.16, 1,246,258.53 and 495,177.99 is: 683,352.23
Step by Step Solution
- Step 1: Write the proportion equation
903,077.16 : 1,246,258.53 = 495,177.99 : x - Step 2: Convert to fraction form
903,077.16/1,246,258.53 = 495,177.99/x - Step 3: Cross multiply
903,077.16x = 1,246,258.53 × 495,177.99 - Step 4: Simplify right side
903,077.16x = 617,119,793,905.76 - Step 5: Solve for x
x = 617,119,793,905.76/903,077.16 - Step 6: Final answer
x = 683,352.23
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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.