Finding the Fourth Proportional to 495,400.08, 683,935.50 and 326,126.28
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Solution
The fourth proportional to 495,400.08, 683,935.50 and 326,126.28 is: 450,240.82
Step by Step Solution
- Step 1: Write the proportion equation
495,400.08 : 683,935.50 = 326,126.28 : x - Step 2: Convert to fraction form
495,400.08/683,935.50 = 326,126.28/x - Step 3: Cross multiply
495,400.08x = 683,935.50 × 326,126.28 - Step 4: Simplify right side
495,400.08x = 223,049,340,374.94 - Step 5: Solve for x
x = 223,049,340,374.94/495,400.08 - Step 6: Final answer
x = 450,240.82
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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.