Finding the Fourth Proportional to 857,931.94, 1,184,002.17 and 495,371.08
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Solution
The fourth proportional to 857,931.94, 1,184,002.17 and 495,371.08 is: 683,644.48
Step by Step Solution
- Step 1: Write the proportion equation
857,931.94 : 1,184,002.17 = 495,371.08 : x - Step 2: Convert to fraction form
857,931.94/1,184,002.17 = 495,371.08/x - Step 3: Cross multiply
857,931.94x = 1,184,002.17 × 495,371.08 - Step 4: Simplify right side
857,931.94x = 586,520,433,675.24 - Step 5: Solve for x
x = 586,520,433,675.24/857,931.94 - Step 6: Final answer
x = 683,644.48
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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.