Finding the Fourth Proportional to 349,551.08, 521,774.75 and 299,949.92
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Solution
The fourth proportional to 349,551.08, 521,774.75 and 299,949.92 is: 447,735.12
Step by Step Solution
- Step 1: Write the proportion equation
349,551.08 : 521,774.75 = 299,949.92 : x - Step 2: Convert to fraction form
349,551.08/521,774.75 = 299,949.92/x - Step 3: Cross multiply
349,551.08x = 521,774.75 × 299,949.92 - Step 4: Simplify right side
349,551.08x = 156,506,294,520.52 - Step 5: Solve for x
x = 156,506,294,520.52/349,551.08 - Step 6: Final answer
x = 447,735.12
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.