Finding the Fourth Proportional to 882,493.46, 1,217,865.12 and 495,332.95
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Solution
The fourth proportional to 882,493.46, 1,217,865.12 and 495,332.95 is: 683,573.02
Step by Step Solution
- Step 1: Write the proportion equation
882,493.46 : 1,217,865.12 = 495,332.95 : x - Step 2: Convert to fraction form
882,493.46/1,217,865.12 = 495,332.95/x - Step 3: Cross multiply
882,493.46x = 1,217,865.12 × 495,332.95 - Step 4: Simplify right side
882,493.46x = 603,248,719,334.04 - Step 5: Solve for x
x = 603,248,719,334.04/882,493.46 - Step 6: Final answer
x = 683,573.02
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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.