Finding the Fourth Proportional to 903,385.04, 1,246,706.23 and 495,504.07
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Solution
The fourth proportional to 903,385.04, 1,246,706.23 and 495,504.07 is: 683,814.75
Step by Step Solution
- Step 1: Write the proportion equation
903,385.04 : 1,246,706.23 = 495,504.07 : x - Step 2: Convert to fraction form
903,385.04/1,246,706.23 = 495,504.07/x - Step 3: Cross multiply
903,385.04x = 1,246,706.23 × 495,504.07 - Step 4: Simplify right side
903,385.04x = 617,748,011,059.36 - Step 5: Solve for x
x = 617,748,011,059.36/903,385.04 - Step 6: Final answer
x = 683,814.75
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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.