Finding the Fourth Proportional to 495,358.03, 683,803.33 and 334,431.05
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Solution
The fourth proportional to 495,358.03, 683,803.33 and 334,431.05 is: 461,656.12
Step by Step Solution
- Step 1: Write the proportion equation
495,358.03 : 683,803.33 = 334,431.05 : x - Step 2: Convert to fraction form
495,358.03/683,803.33 = 334,431.05/x - Step 3: Cross multiply
495,358.03x = 683,803.33 × 334,431.05 - Step 4: Simplify right side
495,358.03x = 228,685,065,645.40 - Step 5: Solve for x
x = 228,685,065,645.40/495,358.03 - Step 6: Final answer
x = 461,656.12
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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.